{"common":{"save":0,"post_id":"8357","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"4088","post_id":"8357","mon_id":"1159414","chapter_id":"1159495","question":"<p>T\u1ec9 s\u1ed1 c\u1ee7a hai s\u1ed1 a và b là a : b hay <span class=\"math-tex\">$\\dfrac{a}{b}$<\/span> trong \u0111ó<\/p>","options":["<strong>A.<\/strong> b khác 0","<strong>B.<\/strong> b b\u1eb1ng 0","<strong>C.<\/strong> b khác 1","<strong>D.<\/strong> b b\u1ea5t kì"],"correct":"1","level":"1","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>A.<\/strong> b khác 0.<\/span><\/p><p>T\u1ec9 s\u1ed1 c\u1ee7a hai s\u1ed1 a và b là a : b hay <span class=\"math-tex\">$\\dfrac{a}{b}$<\/span> trong \u0111ó b khác 0.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-01-25 10:11:15","option_type":"txt","len":2},{"id":"4090","post_id":"8357","mon_id":"1159414","chapter_id":"1159495","question":"<p>Trong b\u1ebfn xe buýt có 8 ô tô, trong \u0111ó có 3 ô tô \u0111i\u1ec7n và 5 ô tô ch\u1ea1y b\u1eb1ng x\u0103ng. T\u1ec9 s\u1ed1 c\u1ee7a s\u1ed1 xe ô tô \u0111i\u1ec7n và s\u1ed1 xe ô tô \u1edf b\u1ebfn xe là<\/p>","options":["<strong>A.<\/strong> <span class=\"math-tex\">$\\dfrac{3}{5}$<\/span>","<strong>B.<\/strong> <span class=\"math-tex\">$\\dfrac{8}{3}$<\/span>","<strong>C.<\/strong> <span class=\"math-tex\">$\\dfrac{3}{8}$<\/span>","<strong>D.<\/strong> <span class=\"math-tex\">$\\dfrac{5}{3}$<\/span>"],"correct":"3","level":"1","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>C.<\/strong> <span class=\"math-tex\">$\\dfrac{3}{8}$<\/span>.<\/span><\/p><p>T\u1ec9 s\u1ed1 c\u1ee7a s\u1ed1 xe ô tô \u0111i\u1ec7n và s\u1ed1 xe ô tô \u1edf b\u1ebfn xe là <span class=\"math-tex\">$\\dfrac{3}{8}$<\/span>.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-01-25 10:14:23","option_type":"math","len":0},{"id":"4092","post_id":"8357","mon_id":"1159414","chapter_id":"1159495","question":"<p>Trong b\u1ebfn xe buýt có 8 ô tô, trong \u0111ó có 3 ô tô \u0111i\u1ec7n và 5 ô tô ch\u1ea1y b\u1eb1ng x\u0103ng. T\u1ec9 s\u1ed1 c\u1ee7a s\u1ed1 xe ô tô ch\u1ea1y b\u1eb1ng x\u0103ng và s\u1ed1 xe ô tô \u1edf b\u1ebfn xe là<\/p>","options":["<strong>A.<\/strong> <span class=\"math-tex\">$\\dfrac{3}{5}$<\/span>","<strong>B.<\/strong> <span class=\"math-tex\">$\\dfrac{5}{8}$<\/span>","<strong>C.<\/strong> <span class=\"math-tex\">$\\dfrac{8}{5}$<\/span>","<strong>D.<\/strong> <span class=\"math-tex\">$\\dfrac{5}{3}$<\/span>"],"correct":"2","level":"1","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>B.<\/strong> <span class=\"math-tex\">$\\dfrac{5}{8}$<\/span>.<\/span><\/p><p>T\u1ec9 s\u1ed1 c\u1ee7a s\u1ed1 xe ô tô ch\u1ea1y b\u1eb1ng x\u0103ng và s\u1ed1 xe ô tô \u1edf b\u1ebfn xe là <span class=\"math-tex\">$\\dfrac{5}{8}$<\/span>.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-01-25 10:16:55","option_type":"math","len":0}]}