{"common":{"save":0,"post_id":"6150","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"2623","post_id":"6150","mon_id":"1158530","chapter_id":"1158602","question":"<p>Ng\u01b0\u1eddi ta chia khu v\u01b0\u1eddn \u01b0\u01a1m cây thành 2 lô \u0111\u1ea5t, m\u1ed7i lô \u0111\u1ea5t có 4 hàng, m\u1ed7i hàng tr\u1ed3ng 105 cây con. H\u1ecfi khu v\u01b0\u1eddn \u0111ó tr\u1ed3ng \u0111\u01b0\u1ee3c bao nhiêu cây con?<\/p>","options":["800 cây","860 cây","890 cây","840 cây"],"correct":"4","level":"2","hint":"","answer":"<p>S\u1ed1 cây tr\u1ed3ng \u0111\u01b0\u1ee3c \u1edf m\u1ed7i lô \u0111\u1ea5t là:<\/p><p>105 x 4 = 420 (cây)<\/p><p>S\u1ed1 cây tr\u1ed3ng \u0111\u01b0\u1ee3c \u1edf khu v\u01b0\u1eddn là:<\/p><p>420 x 2 = 840 (cây)<\/p><p>\u0110áp s\u1ed1: <span style=\"color:#1abc9c;\">840 cây<\/span><\/p>","type":"choose","extra_type":"shape2","time":"0","user_id":"129","test":"1","date":"2022-08-28 15:18:21","option_type":"txt","len":0},{"id":"2624","post_id":"6150","mon_id":"1158530","chapter_id":"1158602","question":"<p style=\"text-align: center;\">Mai và Hoa có t\u1ed5ng s\u1ed1 sao là 48. S\u1ed1 sao c\u1ee7a Mai b\u1eb1ng<span class=\"frac123\"><span class=\"ts\">1<\/span><span class=\"ms\">3<\/span><\/span> t\u1ed5ng s\u1ed1 sao. H\u1ecfi s\u1ed1 sao c\u1ee7a Hoa là bao nhiêu? <\/p><p style=\"text-align: center;\">\u0110áp án: S\u1ed1 sao c\u1ee7a Hoa là <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> sao<\/p>","options":"","correct":["[\"32\"]"],"level":"2","hint":"","answer":"<p>S\u1ed1 sao c\u1ee7a Mai là:<\/p><p>48 : 3 = 16 (sao)<\/p><p>S\u1ed1 sao c\u1ee7a Hoa là:<\/p><p>48 - 16 = 32 (sao)<\/p><p>\u0110áp s\u1ed1 : <span style=\"color:#1abc9c;\">32 sao<\/span><\/p>","type":"blank","extra_type":"","time":"0","user_id":"129","test":"1","date":"2022-08-28 15:27:29"},{"id":"2625","post_id":"6150","mon_id":"1158530","chapter_id":"1158602","question":"<p>Trong \u0111àn gà có 15 con gà tr\u1ed1ng, s\u1ed1 gà mái g\u1ea5p \u0111ôi s\u1ed1 gà tr\u1ed1ng. H\u1ecfi t\u1ed5ng s\u1ed1 gà là bao nhiêu con?<\/p>","options":["45 con gà","40 con gà","55 con gà","50 con gà"],"correct":"1","level":"2","hint":"","answer":"<p>S\u1ed1 gà mái là:<\/p><p>15 x 2 = 30 (con)<\/p><p>T\u1ed5ng s\u1ed1 gà là:<\/p><p>15 + 30 = 45 (con)<\/p><p>\u0110áp án:<span style=\"color:#1abc9c;\"> 45 con gà<\/span><\/p>","type":"choose","extra_type":"shape1","time":"0","user_id":"129","test":"1","date":"2022-08-28 15:38:43","option_type":"txt","len":0}]}
