{"save":1,"level":1,"time":"15","total":10,"point":5,"segment":[{"id":"514","test_id":"253","question":"<p>4060m b\u1eb1ng :<\/p>","options":["&nbsp;A. 4km 60m&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;","B. 4km 6cm","C. 4km 600m","D. 40km 6m<br \/>\n&nbsp;"],"correct":"1","answer":"<p>Ta c&oacute;:<br \/>4060m = 4000m + 60m = 4km60m<\/p><p>V\u1eady \u0111&aacute;p &aacute;n \u0111&uacute;ng l&agrave; A<\/p>","type":"choose","user_id":"54","test":"2","date":"2020-03-20 10:57:10"},{"id":"515","test_id":"253","question":"<p>S\u1ed1 g\u1ed3m: Ba ch\u1ee5c ngh&igrave;n, b\u1ed1n ngh&igrave;n, n\u0103m tr\u0103m, m\u1ed9t ch\u1ee5c, hai \u0111\u1ec1-ca-m&eacute;t vu&ocirc;ng \u0111\u01b0\u1ee3c vi\u1ebft th&agrave;nh s\u1ed1 n&agrave;o sau \u0111&acirc;y?.<br \/>&nbsp;<\/p>","options":["A. <span class=\"math-tex\">$304 512 da{{m}^{2}}$<\/span>","B. <span class=\"math-tex\">$34 512da{{m}^{2}} $<\/span>","C. <span class=\"math-tex\">$34 512 dam$<\/span>","D. <span class=\"math-tex\">$345 102 da{{m}^{2}}\n$<\/span>"],"correct":"2","answer":"<p>Ta c&oacute;:<\/p><p>S\u1ed1 g\u1ed3m ba ch\u1ee5c ngh&igrave;n, b\u1ed1n ngh&igrave;n, n\u0103m tr\u0103m, m\u1ed9t ch\u1ee5c, hai \u0111\u1ec1-ca-m&eacute;t vu&ocirc;ng \u0111\u01b0\u1ee3c vi\u1ebft l&agrave;: <span class=\"math-tex\">$34 512da{{m}^{2}}$<\/span><\/p><p>V\u1eady \u0111&aacute;p &aacute;n \u0111&uacute;ng l&agrave; <strong>B<\/strong><\/p>","type":"choose","user_id":"54","test":"2","date":"2020-03-20 10:59:35"}]}