{"common":{"save":0,"post_id":"8402","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"4462","post_id":"8402","mon_id":"1159414","chapter_id":"1159496","question":"<p>7,5 dm&sup3; =&nbsp;&lt;input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/&gt;&nbsp;cm&sup3;<\/p>","options":"","correct":["[\"7500\"]"],"level":"1","hint":"","answer":"<p>S\u1ed1 c\u1ea7n \u0111i\u1ec1n l&agrave; <strong><span style=\"color:#16a085;\">7500<\/span><\/strong>.<\/p><p>7,5 dm&sup3; = 7500 cm&sup3; (v&igrave; 7,5 x 1000 = 7500).<\/p>","type":"blank","extra_type":"","time":"0","user_id":"131","test":"0","date":"2025-02-05 08:06:04"},{"id":"4463","post_id":"8402","mon_id":"1159414","chapter_id":"1159496","question":"<p>1,9 m&sup3; =&nbsp;&lt;input class=\"_tit_hoi\" disabled=\"disabled\" type=\"text\"\/&gt;&nbsp;dm&sup3;<\/p>","options":["<strong>A.<\/strong> 1900","<strong>B.<\/strong> 190","<strong>C.<\/strong> 19","<strong>D.<\/strong> 0,19"],"correct":"1","level":"1","hint":"","answer":"<p>Ch\u1ecdn&nbsp;<span style=\"color:#16a085;\"><strong>A.<\/strong> 1900.<\/span><\/p><p>1,9 m&sup3; = 1900 dm&sup3; (v&igrave; 1,9 x 1000 = 1900).<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-02-05 08:07:39","option_type":"txt","len":0},{"id":"4465","post_id":"8402","mon_id":"1159414","chapter_id":"1159496","question":"<p>59 000 cm&sup3; =&nbsp;&lt;input class=\"_tit_hoi\" disabled=\"disabled\" type=\"text\"\/&gt;&nbsp;m&sup3;<\/p>","options":["<strong>A.<\/strong> 0,59","<strong>B.<\/strong> 0,059","<strong>C.<\/strong> 59","<strong>D.<\/strong> 5,9"],"correct":"2","level":"1","hint":"","answer":"<p>Ch\u1ecdn&nbsp;<span style=\"color:#16a085;\"><strong>B.<\/strong> 0,059.<\/span><\/p><p>59 000 cm&sup3; = 0,059 m&sup3; (v&igrave; 59 000 : 1 000 000 = 0,059).<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-02-05 08:10:05","option_type":"txt","len":0}]}