Ôn tập một số yếu tố thống kê và xác suất

Home Lớp 4 Toán lớp 4 - Sách Kết nối tri thức Bài 72. Ôn tập một số yếu tố thống kê và xác suấtBài tập trung bình

{"common":{"save":0,"post_id":"6880","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"2825","post_id":"6880","mon_id":"1159012","chapter_id":"1159027","question":"Bi\u1ec3u \u0111\u1ed3 d\u01b0\u1edbi \u0111ây cho bi\u1ebft s\u1ed1 h\u1ecdc sinh tham gia các l\u1edbp ngo\u1ea1i khóa c\u1ee7a m\u1ed9t tr\u01b0\u1eddng ti\u1ec3u h\u1ecdc. <\/p><svg height=\"300\" width=\"400\"> <g><title><\/title><rect fill=\"#fff\" height=\"302\" id=\"canvas_background\" width=\"402\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_21\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_14\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"74.00001\" xml:space=\"preserve\" y=\"279.29001\">Võ<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_15\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"122.00001\" xml:space=\"preserve\" y=\"280.29001\">B\u01a1i<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_16\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"173.00001\" xml:space=\"preserve\" y=\"279.29001\">C\u1edd<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_17\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"218.00001\" xml:space=\"preserve\" y=\"279.29001\">Múa<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_18\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"275.00001\" xml:space=\"preserve\" y=\"279.29001\">V\u1ebd<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_19\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" transform=\"matrix(0.6619776487350464,0,0,1.1170841455459593,100.73066067695618,-33.43975113468695) \" x=\"317.63814\" xml:space=\"preserve\" y=\"280.13708\">C\u1ea7u lông<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" font-weight=\"bold\" id=\"svg_20\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" transform=\"matrix(0.8066508173942566,0,0,1,68.25226145982742,0) \" x=\"360.43818\" xml:space=\"preserve\" y=\"288.29001\">(L\u1edbp)<\/text> <g id=\"svg_32\"> <g id=\"svg_30\" opacity=\"0.5\"> <rect fill=\"#fff\" height=\"200\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" width=\"25\" x=\"49.00001\" 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width=\"25\" x=\"199.00001\" y=\"56.29\"><\/rect> <rect fill=\"none\" height=\"325\" id=\"svg_24\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 211.50001525878906,193.7900085449219) \" width=\"25\" x=\"199.00001\" y=\"31.29\"><\/rect> <rect fill=\"none\" height=\"325\" id=\"svg_25\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 211.50001525878906,168.7900085449219) \" width=\"25\" x=\"199.00001\" y=\"6.29\"><\/rect> <rect fill=\"none\" height=\"325\" id=\"svg_26\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 211.50001525878906,143.7900085449219) \" width=\"25\" x=\"199.00001\" y=\"-18.71\"><\/rect> <rect fill=\"none\" height=\"325\" id=\"svg_27\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 211.5000152587891,118.79000854492189) \" width=\"25\" x=\"199.00001\" y=\"-43.71\"><\/rect> <rect fill=\"none\" height=\"325\" id=\"svg_28\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 211.5000152587891,93.79000854492189) \" width=\"25\" x=\"199.00001\" y=\"-68.71\"><\/rect> <rect fill=\"none\" height=\"325\" id=\"svg_29\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 211.50001525878906,68.7900085449219) \" width=\"25\" x=\"199.00001\" y=\"-93.71\"><\/rect> <\/g> <rect fill=\"none\" height=\"200\" id=\"svg_31\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\" width=\"325\" x=\"49.00001\" y=\"56.29\"><\/rect> <\/g> <rect fill=\"#56ffaa\" height=\"150\" id=\"svg_33\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\" width=\"25\" x=\"74.00001\" y=\"106.29\"><\/rect> <rect fill=\"#56ffaa\" height=\"174.99999\" id=\"svg_34\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\" width=\"25\" x=\"124.00001\" y=\"81.29001\"><\/rect> <rect fill=\"#56ffaa\" height=\"100\" id=\"svg_35\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\" width=\"25\" x=\"174.00001\" y=\"156.29\"><\/rect> <rect fill=\"#56ffaa\" height=\"75\" id=\"svg_36\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\" width=\"25\" x=\"224.00001\" y=\"181.29001\"><\/rect> <rect fill=\"#56ffaa\" height=\"100\" id=\"svg_37\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\" width=\"25\" x=\"274.00001\" y=\"156.29\"><\/rect> <rect fill=\"#56ffaa\" height=\"137\" id=\"svg_38\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\" width=\"25\" x=\"324.00001\" y=\"119.29\"><\/rect> <text fill=\"#ff0000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" font-weight=\"bold\" id=\"svg_39\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"25.00001\" xml:space=\"preserve\" y=\"27.29\">S\u1ed1 h\u1ecdc sinh tham gia các l\u1edbp h\u1ecdc ngo\u1ea1i khóa<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_40\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"34.00001\" xml:space=\"preserve\" y=\"262.29001\">0<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_41\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"25.00001\" xml:space=\"preserve\" y=\"237.29001\">10<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_42\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"25.00001\" xml:space=\"preserve\" y=\"213.29001\">20<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_43\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"25.00001\" xml:space=\"preserve\" y=\"188.29001\">30<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_44\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"25.00001\" xml:space=\"preserve\" y=\"162.29001\">40<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_45\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"25.00001\" xml:space=\"preserve\" y=\"137.29001\">50<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_46\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"25.00001\" xml:space=\"preserve\" y=\"112.29001\">60<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_47\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"25.00001\" xml:space=\"preserve\" y=\"88.29001\">70<\/text> <text fill=\"#ff0000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_48\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"76.00001\" xml:space=\"preserve\" y=\"103.29\">60<\/text> <text fill=\"#ff0000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_49\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"128.00001\" xml:space=\"preserve\" y=\"76.29\">70<\/text> <text fill=\"#ff0000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_50\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"177.00001\" xml:space=\"preserve\" y=\"152.29\">40<\/text> <text fill=\"#ff0000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_51\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"227.00001\" xml:space=\"preserve\" y=\"177.29\">30<\/text> <text fill=\"#ff0000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_52\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"276.00001\" xml:space=\"preserve\" y=\"150.29\">40<\/text> <text fill=\"#ff0000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_53\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"326.00001\" xml:space=\"preserve\" y=\"117.29\">54<\/text> <\/g> <\/svg><\/span><\/p>Trung bình m\u1ed7i l\u1edbp ngo\u1ea1i khóa có bao nhiêu h\u1ecdc sinh?<\/p>","options":["50","48","49","47"],"correct":"3","level":"2","hint":"","answer":"Trung bình m\u1ed7i l\u1edbp ngo\u1ea1i khóa có s\u1ed1 h\u1ecdc sinh là:<\/p>(60 + 70 + 40 + 30 + 40 + 54) : 6 = 49 (h\u1ecdc sinh) <\/p>Ch\u1ecdn con c\u1eebu ch\u1ee9a s\u1ed1 49<\/strong><\/span>.<\/p>","type":"choose","extra_type":"sheep","time":"0","user_id":"131","test":"0","date":"2024-02-14 05:29:54","option_type":"txt","len":0},{"id":"2846","post_id":"6880","mon_id":"1159012","chapter_id":"1159027","question":"Lan gieo m\u1ed9t con xúc x\u1eafc có 6 m\u1eb7t nhi\u1ec1u l\u1ea7n, quan sát s\u1ed1 ch\u1ea5m \u1edf m\u1eb7t trên c\u1ee7a xúc x\u1eafc \u0111ó và ghi l\u1ea1i k\u1ebft qu\u1ea3 vào b\u1ea3ng sau:<\/p><svg height=\"140\" width=\"400\"> <g><title><\/title><rect fill=\"#fff\" height=\"142\" id=\"canvas_background\" width=\"402\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><g id=\"svg_40\"> <g id=\"svg_12\"> <g id=\"svg_7\" stroke=\"null\"> <rect fill=\"#fff\" height=\"129\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" width=\"65.16666\" x=\"4.00001\" y=\"5.29\"><\/rect> <rect fill=\"#fff\" height=\"129\" id=\"svg_2\" stroke=\"#000\" 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x2=\"281.00001\" y1=\"87.29001\" y2=\"115.29001\"><\/line> <line fill=\"none\" id=\"svg_66\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"288.00001\" x2=\"288.00001\" y1=\"87.29001\" y2=\"115.29001\"><\/line> <g id=\"svg_73\"> <line fill=\"none\" id=\"svg_69\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"343.00001\" x2=\"343.00001\" y1=\"88.29001\" y2=\"116.29001\"><\/line> <line fill=\"none\" id=\"svg_70\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"350.00001\" x2=\"350.00001\" y1=\"88.29001\" y2=\"116.29001\"><\/line> <line fill=\"none\" id=\"svg_71\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"357.00001\" x2=\"357.00001\" y1=\"88.29001\" y2=\"116.29001\"><\/line> <line fill=\"none\" id=\"svg_72\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"364.00001\" x2=\"364.00001\" y1=\"88.29001\" y2=\"116.29001\"><\/line> <\/g> <g id=\"svg_74\"> <line fill=\"none\" id=\"svg_41\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"11.00001\" x2=\"11.00001\" y1=\"87.29001\" y2=\"115.29001\"><\/line> <line fill=\"none\" id=\"svg_42\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"18.00001\" x2=\"18.00001\" y1=\"87.29001\" y2=\"115.29001\"><\/line> <line fill=\"none\" id=\"svg_43\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"25.00001\" x2=\"25.00001\" y1=\"87.29001\" y2=\"115.29001\"><\/line> <line fill=\"none\" id=\"svg_44\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"32.00001\" x2=\"32.00001\" y1=\"87.29001\" y2=\"115.29001\"><\/line> <\/g> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_75\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"71.00001\" x2=\"103.00001\" y1=\"111.29001\" y2=\"96.29001\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_76\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"140.00001\" x2=\"174.00001\" y1=\"114.29001\" y2=\"96.29001\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_77\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"335.00001\" x2=\"371.00001\" y1=\"113.29001\" y2=\"94.29001\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_78\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"208.00001\" x2=\"242.00001\" y1=\"112.29001\" y2=\"92.29001\"><\/line> <line fill=\"none\" id=\"svg_80\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"380.00001\" x2=\"380.00001\" y1=\"87.29001\" y2=\"115.29001\"><\/line> <line fill=\"none\" id=\"svg_81\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"386.00001\" x2=\"386.00001\" y1=\"87.29001\" y2=\"115.29001\"><\/line> <line fill=\"none\" id=\"svg_82\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"250.00001\" x2=\"250.00001\" y1=\"88.29001\" y2=\"116.29001\"><\/line> <\/g> <\/svg><\/span><\/p>H\u1ecfi các m\u1eb7t l\u1ebb ch\u1ea5m \u0111ã xu\u1ea5t hi\u1ec7n t\u1ea5t c\u1ea3 bao nhiêu l\u1ea7n?<\/p>","options":["10","12","11","13"],"correct":"2","level":"2","hint":"Các m\u1eb7t l\u1ebb ch\u1ea5m là 1, 3, 5.<\/p>","answer":"M\u1eb7t 1 ch\u1ea5m xu\u1ea5t hi\u1ec7n 4 l\u1ea7n.<\/p>M\u1eb7t 3 ch\u1ea5m xu\u1ea5t hi\u1ec7n 5 l\u1ea7n.<\/p>M\u1eb7t 5 ch\u1ea5m xu\u1ea5t hi\u1ec7n 3 l\u1ea7n.<\/p>Các m\u1eb7t l\u1ebb ch\u1ea5m xu\u1ea5t hi\u1ec7n t\u1ea5t c\u1ea3 s\u1ed1 l\u1ea7n là: 4 + 5 + 3 = 12 (l\u1ea7n)<\/p>Ch\u1ecdn con c\u1eebu ch\u1ee9a s\u1ed1 12<\/strong><\/span>.<\/p>","type":"choose","extra_type":"sheep","time":"0","user_id":"131","test":"0","date":"2024-02-15 01:58:35","option_type":"txt","len":0},{"id":"2848","post_id":"6880","mon_id":"1159012","chapter_id":"1159027","question":"Lan gieo m\u1ed9t con xúc x\u1eafc có 6 m\u1eb7t nhi\u1ec1u l\u1ea7n, quan sát s\u1ed1 ch\u1ea5m \u1edf m\u1eb7t trên c\u1ee7a xúc x\u1eafc \u0111ó và ghi l\u1ea1i k\u1ebft qu\u1ea3 vào b\u1ea3ng sau:<\/p><svg height=\"140\" width=\"400\"> <g><title><\/title><rect fill=\"#fff\" height=\"142\" id=\"canvas_background\" width=\"402\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" 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cy=\"40.79\" fill=\"#ff7f00\" id=\"svg_22\" rx=\"4\" ry=\"4\" stroke=\"#ff7f00\" stroke-width=\"1.5\"><\/ellipse> <ellipse cx=\"92.00001\" cy=\"29.79\" fill=\"#ff7f00\" id=\"svg_23\" rx=\"4\" ry=\"4\" stroke=\"#ff7f00\" stroke-width=\"1.5\"><\/ellipse> <ellipse cx=\"156.00001\" cy=\"28.79\" fill=\"#ff7f00\" id=\"svg_24\" rx=\"4\" ry=\"4\" stroke=\"#ff7f00\" stroke-width=\"1.5\"><\/ellipse> <ellipse cx=\"180.00001\" cy=\"52.79\" fill=\"#ff7f00\" id=\"svg_25\" rx=\"4\" ry=\"4\" stroke=\"#ff7f00\" stroke-width=\"1.5\"><\/ellipse> <ellipse cx=\"285.00001\" cy=\"27.79\" fill=\"#ff7f00\" id=\"svg_26\" rx=\"4\" ry=\"4\" stroke=\"#ff7f00\" stroke-width=\"1.5\"><\/ellipse> <ellipse cx=\"309.00001\" cy=\"27.79\" fill=\"#ff7f00\" id=\"svg_27\" rx=\"4\" ry=\"4\" stroke=\"#ff7f00\" stroke-width=\"1.5\"><\/ellipse> <ellipse cx=\"285.00001\" cy=\"51.79\" fill=\"#ff7f00\" id=\"svg_28\" rx=\"4\" ry=\"4\" stroke=\"#ff7f00\" stroke-width=\"1.5\"><\/ellipse> <ellipse cx=\"309.00001\" cy=\"51.79\" 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id=\"svg_36\" rx=\"4\" ry=\"4\" stroke=\"#ff7f00\" stroke-width=\"1.5\"><\/ellipse> <ellipse cx=\"355.00001\" cy=\"27.79\" fill=\"#ff7f00\" id=\"svg_37\" rx=\"4\" ry=\"4\" stroke=\"#ff7f00\" stroke-width=\"1.5\"><\/ellipse> <ellipse cx=\"355.00001\" cy=\"53.79\" fill=\"#ff7f00\" id=\"svg_38\" rx=\"4\" ry=\"4\" stroke=\"#ff7f00\" stroke-width=\"1.5\"><\/ellipse> <\/g> <\/g> <g id=\"svg_53\"> <line fill=\"none\" id=\"svg_49\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"77.00001\" x2=\"77.00001\" y1=\"88.29001\" y2=\"116.29001\"><\/line> <line fill=\"none\" id=\"svg_50\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"84.00001\" x2=\"84.00001\" y1=\"88.29001\" y2=\"116.29001\"><\/line> <line fill=\"none\" id=\"svg_51\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"91.00001\" x2=\"91.00001\" y1=\"88.29001\" y2=\"116.29001\"><\/line> <line fill=\"none\" id=\"svg_52\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"98.00001\" x2=\"98.00001\" y1=\"88.29001\" y2=\"116.29001\"><\/line> <\/g> <g id=\"svg_58\"> <line fill=\"none\" id=\"svg_54\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"149.00001\" x2=\"149.00001\" y1=\"89.29001\" y2=\"117.29001\"><\/line> <line fill=\"none\" id=\"svg_55\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"156.00001\" x2=\"156.00001\" y1=\"89.29001\" y2=\"117.29001\"><\/line> <line fill=\"none\" id=\"svg_56\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"163.00001\" x2=\"163.00001\" y1=\"89.29001\" y2=\"117.29001\"><\/line> <line fill=\"none\" id=\"svg_57\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"170.00001\" x2=\"170.00001\" y1=\"89.29001\" y2=\"117.29001\"><\/line> <\/g> <g id=\"svg_63\"> <line fill=\"none\" id=\"svg_59\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"216.00001\" x2=\"216.00001\" y1=\"89.29001\" y2=\"117.29001\"><\/line> <line fill=\"none\" id=\"svg_60\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"223.00001\" x2=\"223.00001\" y1=\"89.29001\" y2=\"117.29001\"><\/line> <line fill=\"none\" id=\"svg_61\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"230.00001\" x2=\"230.00001\" y1=\"89.29001\" y2=\"117.29001\"><\/line> <line fill=\"none\" id=\"svg_62\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"237.00001\" x2=\"237.00001\" y1=\"89.29001\" y2=\"117.29001\"><\/line> <\/g> <line fill=\"none\" id=\"svg_64\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"274.00001\" x2=\"274.00001\" y1=\"88.29001\" y2=\"116.29001\"><\/line> <line fill=\"none\" id=\"svg_65\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"281.00001\" x2=\"281.00001\" y1=\"87.29001\" y2=\"115.29001\"><\/line> <line fill=\"none\" id=\"svg_66\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"288.00001\" x2=\"288.00001\" y1=\"87.29001\" y2=\"115.29001\"><\/line> <g id=\"svg_73\"> <line fill=\"none\" id=\"svg_69\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"343.00001\" x2=\"343.00001\" y1=\"88.29001\" y2=\"116.29001\"><\/line> <line fill=\"none\" id=\"svg_70\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"350.00001\" x2=\"350.00001\" y1=\"88.29001\" y2=\"116.29001\"><\/line> <line fill=\"none\" id=\"svg_71\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"357.00001\" x2=\"357.00001\" y1=\"88.29001\" y2=\"116.29001\"><\/line> <line fill=\"none\" id=\"svg_72\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"364.00001\" x2=\"364.00001\" y1=\"88.29001\" y2=\"116.29001\"><\/line> <\/g> <g id=\"svg_74\"> <line fill=\"none\" id=\"svg_41\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"11.00001\" x2=\"11.00001\" y1=\"87.29001\" y2=\"115.29001\"><\/line> <line fill=\"none\" id=\"svg_42\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"18.00001\" x2=\"18.00001\" y1=\"87.29001\" y2=\"115.29001\"><\/line> <line fill=\"none\" id=\"svg_43\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"25.00001\" x2=\"25.00001\" y1=\"87.29001\" y2=\"115.29001\"><\/line> <line fill=\"none\" id=\"svg_44\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"32.00001\" x2=\"32.00001\" y1=\"87.29001\" y2=\"115.29001\"><\/line> <\/g> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_75\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"71.00001\" x2=\"103.00001\" y1=\"111.29001\" y2=\"96.29001\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_76\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"140.00001\" x2=\"174.00001\" y1=\"114.29001\" y2=\"96.29001\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_77\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"335.00001\" x2=\"371.00001\" y1=\"113.29001\" y2=\"94.29001\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_78\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"208.00001\" x2=\"242.00001\" y1=\"112.29001\" y2=\"92.29001\"><\/line> <line fill=\"none\" id=\"svg_80\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"380.00001\" x2=\"380.00001\" y1=\"87.29001\" y2=\"115.29001\"><\/line> <line fill=\"none\" id=\"svg_81\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"386.00001\" x2=\"386.00001\" y1=\"87.29001\" y2=\"115.29001\"><\/line> <line fill=\"none\" id=\"svg_82\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"250.00001\" x2=\"250.00001\" y1=\"88.29001\" y2=\"116.29001\"><\/line> <\/g> <\/svg><\/span><\/p>H\u1ecfi các m\u1eb7t ch\u1eb5n ch\u1ea5m \u0111ã xu\u1ea5t hi\u1ec7n t\u1ea5t c\u1ea3 bao nhiêu l\u1ea7n?<\/p>","options":["16","17","18","19"],"correct":"3","level":"2","hint":"Các m\u1eb7t ch\u1eb5n ch\u1ea5m là 2, 4, 6.<\/p>","answer":"M\u1eb7t 2 ch\u1ea5m xu\u1ea5t hi\u1ec7n 5 l\u1ea7n.<\/p>M\u1eb7t 4 ch\u1ea5m xu\u1ea5t hi\u1ec7n 6 l\u1ea7n.<\/p>M\u1eb7t 6 ch\u1ea5m xu\u1ea5t hi\u1ec7n 7 l\u1ea7n.<\/p>Các m\u1eb7t ch\u1eb5n ch\u1ea5m xu\u1ea5t hi\u1ec7n t\u1ea5t c\u1ea3 s\u1ed1 l\u1ea7n là: 5 + 6 + 7 = 18 (l\u1ea7n)<\/p>Ch\u1ecdn qu\u1ea3 bóng ch\u1ee9a s\u1ed1 18<\/strong><\/span>.<\/p>","type":"choose","extra_type":"balloon","time":"0","user_id":"131","test":"0","date":"2024-02-15 02:01:03","option_type":"txt","len":0}]}