{"common":{"save":0,"post_id":"8361","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"4111","post_id":"8361","mon_id":"1159414","chapter_id":"1159495","question":"<p>Ch\u1eb7ng \u0111\u01b0\u1eddng \u0111ua xe \u0111\u1ea1p xuy&ecirc;n Vi\u1ec7t t\u1eeb L\u1ea1ng S\u01a1n \u0111\u1ebfn H&agrave; N\u1ed9i d&agrave;i 160km. Tr&ecirc;n b\u1ea3n \u0111\u1ed3 t\u1ec9 l\u1ec7 1 : 500 000, qu&atilde;ng \u0111\u01b0\u1eddng \u0111&oacute;&nbsp;d&agrave;i bao nhi&ecirc;u x\u0103ng-ti-m&eacute;t?<\/p>","options":["<strong>A.<\/strong> 32 cm","<strong>B.<\/strong> 16 cm","<strong>C.<\/strong> 320 cm","<strong>D.<\/strong> 3,2 cm"],"correct":"1","level":"2","hint":"","answer":"<p>Ch\u1ecdn&nbsp;<span style=\"color:#16a085;\"><strong>A.<\/strong>&nbsp;32 cm.<\/span><\/p><p>\u0110\u1ed5i 160 km = 16 000 000 cm.<\/p><p>Tr&ecirc;n b\u1ea3n \u0111\u1ed3 t\u1ec9 l\u1ec7 1 : 500 000, qu&atilde;ng \u0111\u01b0\u1eddng \u0111&oacute;&nbsp;d&agrave;i s\u1ed1&nbsp;x\u0103ng-ti-m&eacute;t l&agrave;:<\/p><p>16 000 000 : 500 000 = 32 (cm).<\/p><p>\u0110&aacute;p s\u1ed1: <strong>32 cm.<\/strong><\/p>","type":"choose","extra_type":"shape2","time":"0","user_id":"131","test":"0","date":"2025-01-25 10:59:06","option_type":"txt","len":0},{"id":"4115","post_id":"8361","mon_id":"1159414","chapter_id":"1159495","question":"<p>Qu&atilde;ng \u0111\u01b0\u1eddng s\u1eaft \u0110&agrave; N\u1eb5ng - Nha Trang d&agrave;i 500 km. Tr&ecirc;n b\u1ea3n \u0111\u1ed3 t\u1ec9 l\u1ec7<br \/>1 : 5 000 000, qu&atilde;ng \u0111\u01b0\u1eddng \u0111&oacute; d&agrave;i bao nhi&ecirc;u x\u0103ng-ti-m&eacute;t?<\/p>","options":["<strong>A.<\/strong> 1000 cm","<strong>B.<\/strong> 1 cm","<strong>C.<\/strong> 5 cm","<strong>D.<\/strong> 10 cm"],"correct":"4","level":"2","hint":"","answer":"<p>Ch\u1ecdn&nbsp;<span style=\"color:#16a085;\"><strong>D.<\/strong>&nbsp;10 cm.<\/span><\/p><p>\u0110\u1ed5i: 500 km = 50 000 000.<\/p><p>Tr&ecirc;n b\u1ea3n \u0111\u1ed3 t\u1ec9 l\u1ec7 1 : 5&nbsp;000 000, qu&atilde;ng \u0111\u01b0\u1eddng s\u1eaft \u0110&agrave; N\u1eb5ng - Nha Trang d&agrave;i s\u1ed1&nbsp;x\u0103ng-ti-m&eacute;t l&agrave;:<\/p><p>50 000 000 : 5 000 000 = 10 (cm).<\/p><p>\u0110&aacute;p s\u1ed1:<strong> 10 cm.<\/strong><\/p>","type":"choose","extra_type":"shape1","time":"0","user_id":"131","test":"0","date":"2025-01-25 11:07:22","option_type":"txt","len":0},{"id":"4118","post_id":"8361","mon_id":"1159414","chapter_id":"1159495","question":"<p>Qu&atilde;ng \u0111\u01b0\u1eddng s\u1eaft t\u1eeb H&agrave; N\u1ed9i \u0111\u1ebfn H\u1ea3i D\u01b0\u01a1ng d&agrave;i kho\u1ea3ng 55 km. H\u1ecfi tr&ecirc;n b\u1ea3n \u0111\u1ed3 t\u1ec9 l\u1ec7 1 : 1&nbsp;000 000, qu&atilde;ng \u0111\u01b0\u1eddng \u0111&oacute; d&agrave;i bao nhi&ecirc;u x\u0103ng-ti-m&eacute;t?<\/p>","options":["<strong>A.<\/strong> 5 cm","<strong>B.<\/strong> 55 cm","<strong>C.<\/strong> 5,5 cm","<strong>D.<\/strong> 550 cm"],"correct":"3","level":"2","hint":"","answer":"<p>Ch\u1ecdn&nbsp;<span style=\"color:#16a085;\"><strong>C.<\/strong>&nbsp;5,5 cm.<\/span><\/p><p>\u0110\u1ed5i: 55 km = 5 500 000 cm.<\/p><p>Tr&ecirc;n b\u1ea3n \u0111\u1ed3 t\u1ec9 l\u1ec7 1 : 1&nbsp;000 000, qu&atilde;ng \u0111\u01b0\u1eddng s\u1eaft t\u1eeb H&agrave; N\u1ed9i \u0111\u1ebfn H\u1ea3i D\u01b0\u01a1ng d&agrave;i s\u1ed1&nbsp;x\u0103ng-ti-m&eacute;t l&agrave;:<\/p><p>5 500 000 : 1&nbsp;000 000 = 5,5 (cm).<\/p><p>\u0110&aacute;p s\u1ed1: <strong>5,5 cm.<\/strong><\/p>","type":"choose","extra_type":"shape1","time":"0","user_id":"131","test":"0","date":"2025-01-25 11:13:27","option_type":"txt","len":0}]}