{"common":{"save":0,"post_id":"793","level":2,"total":20,"point":5,"point_extra":0},"segment":[{"id":"1421","post_id":"793","mon_id":"0","chapter_id":"0","question":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","options":{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["9"]]],"list":[{"point":5,"width":50,"type_input":"","ques":"H\u00e3y \u0111i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng <br\/> $\\dfrac{-3}{8}$ = <div class=\"frac123\"><div class=\"ts\">_input_<\/div><div class=\"ms\">-24<\/div><\/div>","hint":"D\u1ef1a v\u00e0o kh\u00e1i ni\u1ec7m ph\u00e2n s\u1ed1 b\u1eb1ng nhau","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> G\u1ecdi s\u1ed1 c\u1ea7n t\u00ecm l\u00e0 a <br\/> X\u00e9t t\u00edch: -3 . (-24) = 8 . a <br\/> T\u1eeb \u0111\u00f3 t\u00ednh \u0111\u01b0\u1ee3c a <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> G\u1ecdi s\u1ed1 c\u1ea7n t\u00ecm l\u00e0 a <br\/> V\u00ec $\\dfrac{-3}{8} = \\dfrac{a}{-24}$ n\u00ean -3 . (-24) = 8 . a <br\/> V\u00ec v\u1eady a = -3 . (-24) : 8 = 9 <br\/> <span class='basic_pink'>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u00e0: 9 <\/span> "}]}]},"correct":"","level":"2","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:51"},{"id":"1422","post_id":"793","mon_id":"0","chapter_id":"0","question":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","options":{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["11"]]],"list":[{"point":5,"width":50,"type_input":"","ques":"H\u00e3y \u0111i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng <br\/> $\\dfrac{121}{154}$ = <div class=\"frac123\"><div class=\"ts\">_input_<\/div><div class=\"ms\">14<\/div><\/div>","hint":"D\u1ef1a v\u00e0o kh\u00e1i ni\u1ec7m ph\u00e2n s\u1ed1 b\u1eb1ng nhau","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> G\u1ecdi s\u1ed1 c\u1ea7n t\u00ecm l\u00e0 a <br\/> X\u00e9t t\u00edch: 121 . 14 = 154 . a <br\/> T\u1eeb \u0111\u00f3 t\u00ednh \u0111\u01b0\u1ee3c a <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> G\u1ecdi s\u1ed1 c\u1ea7n t\u00ecm l\u00e0 a <br\/> V\u00ec $\\dfrac{121}{154} = \\dfrac{a}{14}$ n\u00ean 121 . 14 = 154 . a <br\/> V\u00ec v\u1eady a = 121 . 14 : 154 = 11 <br\/> <span class='basic_pink'>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u00e0: 11 <\/span> "}]}]},"correct":"","level":"2","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:51"},{"id":"1423","post_id":"793","mon_id":"0","chapter_id":"0","question":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","options":{"time":9,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["47"],["60"]]],"list":[{"point":5,"width":50,"ques":"Vi\u1ebft 47 ph\u00fat d\u01b0\u1edbi d\u1ea1ng ph\u00e2n s\u1ed1 v\u1edbi \u0111\u01a1n v\u1ecb l\u00e0 gi\u1edd. <br\/> \u0110\u00e1p \u00e1n l\u00e0: <div class=\"frac123\"><div class=\"ts\">_input_<\/div><div class=\"ms\">_input_<\/div><\/div>gi\u1edd","hint":"","explain":"<span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> V\u00ec 1 gi\u1edd = 60 ph\u00fat <br\/> N\u00ean 47 ph\u00fat = $\\dfrac{47}{60}$ gi\u1edd "}]}]},"correct":"","level":"2","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:51"}]}