{"common":{"save":0,"post_id":"8387","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"4332","post_id":"8387","mon_id":"1159414","chapter_id":"1159496","question":"<p>2 m³ = <input class=\"_tit_hoi\" disabled=\"disabled\" type=\"text\"\/> dm³<\/p>","options":["<strong>A.<\/strong> 20 000","<strong>B.<\/strong> 2000","<strong>C.<\/strong> 200","<strong>D.<\/strong> 20"],"correct":"2","level":"1","hint":"<p>1 m³ = 1000 dm³<\/p>","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>B.<\/strong> 2000<\/span><\/p><p>\u0110\u1ed5i: 2 m³ = 2000 dm³<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-02-01 09:44:22","option_type":"txt","len":0},{"id":"4334","post_id":"8387","mon_id":"1159414","chapter_id":"1159496","question":"<p>5 m³ = <input class=\"_tit_hoi\" disabled=\"disabled\" type=\"text\"\/> cm³<\/p>","options":["<strong>A.<\/strong> 500 000","<strong>B.<\/strong> 50 000 000","<strong>C.<\/strong> 50 000","<strong>D.<\/strong> 5 000 000"],"correct":"4","level":"1","hint":"<p>1 m³ = 1 000 000 cm³<\/p>","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>D.<\/strong> 5 000 000<\/span><\/p><p>\u0110\u1ed5i: 5 m³ = 5 000 000 cm³<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-02-01 09:46:01","option_type":"txt","len":1},{"id":"4336","post_id":"8387","mon_id":"1159414","chapter_id":"1159496","question":"<p>Vi\u1ebft s\u1ed1 \u0111o th\u1ec3 tích sau: "Hai m\u01b0\u01a1i ph\u1ea9y n\u0103m \u0111\u1ec1-xi-mét kh\u1ed1i".<\/p>","options":["<strong>A.<\/strong> 20,5 cm³","<strong>B.<\/strong> 2,5 dm³","<strong>C.<\/strong> 20,5 dm³","<strong>D.<\/strong> 2,5 m³"],"correct":"3","level":"1","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>C.<\/strong> 20,5 dm³<\/span><\/p><p>"Hai m\u01b0\u01a1i ph\u1ea9y n\u0103m \u0111\u1ec1-xi-mét kh\u1ed1i" vi\u1ebft là 20,5 dm³.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-02-01 09:49:13","option_type":"txt","len":2}]}
