{"common":{"save":0,"post_id":"4157","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"806","post_id":"4157","mon_id":"11445","chapter_id":"11447","question":"<p>T&igrave;m s\u1ed1 tr&ograve;n ch\u1ee5c \u1edf gi\u1eefa s\u1ed1 <strong>50 <\/strong>v&agrave; s\u1ed1 <strong>66<\/strong><\/p>","options":["62","60","64","40"],"correct":"2","level":"3","hint":"","answer":"<p>S\u1ed1 tr&ograve;n ch\u1ee5c \u1edf gi\u1eefa s\u1ed1 <strong>50 <\/strong>v&agrave; s\u1ed1 <strong>66 <\/strong>l&agrave; s\u1ed1<strong> 60<\/strong><\/p><p>\u0110&aacute;p &aacute;n \u0111&uacute;ng l&agrave;<b> <span style=\"color:#16a085;\">60<\/span><\/b><\/p>","type":"choose","extra_type":"balloon","time":"0","user_id":"119","test":"0","date":"2021-07-07 07:43:56","option_type":"txt","len":0},{"id":"807","post_id":"4157","mon_id":"11445","chapter_id":"11447","question":"<p>T&igrave;m ng&ocirc;i sao g\u1eafn <strong>s\u1ed1 ch\u1eb5n<\/strong> l\u1edbn h\u01a1n<strong> 73<\/strong><\/p>","options":["70","76","38","75"],"correct":"2","level":"3","hint":"","answer":"<p>Trong b\u1ed1n s\u1ed1 \u0111&atilde; cho \u1edf tr&ecirc;n, s\u1ed1 ch\u1eb5n l\u1edbn h\u01a1n <strong>73<\/strong> l&agrave; s\u1ed1<strong> 76<\/strong><\/p><p>\u0110&aacute;p &aacute;n \u0111&uacute;ng l&agrave;: <span style=\"color:#16a085;\">Ng&ocirc;i sao g\u1eafn s\u1ed1 <strong>76<\/strong><\/span><\/p>","type":"choose","extra_type":"star","time":"0","user_id":"119","test":"0","date":"2021-07-07 07:47:58","option_type":"txt","len":0},{"id":"808","post_id":"4157","mon_id":"11445","chapter_id":"11447","question":"<p><span style=\"color:#d35400;\">Cho d&atilde;y s\u1ed1&nbsp;<strong>24 <\/strong>;<strong> 34 <\/strong>;<strong> 44 <\/strong>; <strong>54<\/strong> ;<strong> 64<\/strong><\/span><\/p><p><img class=\"img_dd small\" src=\"\/data\/library\/hoa-qua\/qua-dua.png\" \/><\/p><p><span style=\"color:#d35400;\">\u0110&acirc;y l&agrave; d&atilde;y s\u1ed1 g&igrave;?<\/span><\/p>","options":["<strong>A.<\/strong> D&atilde;y s\u1ed1 c\u1ed9ng th&ecirc;m 10 \u0111\u01a1n v\u1ecb","<strong>B. <\/strong>D&atilde;y s\u1ed1 c\u1ed9ng th&ecirc;m 1 \u0111\u01a1n v\u1ecb","<strong>C. <\/strong>D&atilde;y s\u1ed1 tr&ograve;n ch\u1ee5c","<strong>D. <\/strong>D&atilde;y s\u1ed1 gi\u1ea3m d\u1ea7n"],"correct":"1","level":"3","hint":"","answer":"<p>X&eacute;t d&atilde;y s\u1ed1&nbsp;<strong>24; 34; 44; 54; 64<\/strong><\/p><p>24 + 10 = 34<\/p><p>34 + 10 = 44<\/p><p>44 + 10 = 54<\/p><p>54 + 10 = 64<\/p><p>S\u1ed1 sau l\u1edbn h\u01a1n s\u1ed1 tr\u01b0\u1edbc<strong> 10<\/strong> \u0111\u01a1n v\u1ecb<\/p><p>V\u1eady, \u0111&aacute;p &aacute;n \u0111&uacute;ng l&agrave;:&nbsp;<span style=\"color:#16a085;\"><strong>A.<\/strong> D&atilde;y s\u1ed1 c\u1ed9ng th&ecirc;m 10 \u0111\u01a1n v\u1ecb<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"119","test":"0","date":"2021-07-07 07:53:10","option_type":"txt","len":2}]}