{"common":{"save":0,"post_id":"7605","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"5828","post_id":"7605","mon_id":"1159285","chapter_id":"1159394","question":"<p>Cho m\u1eabu s\u1ed1 li\u1ec7u gh&eacute;p nh&oacute;m v\u1ec1 th\u1eddi gian (ph&uacute;t) \u0111i t\u1eeb&nbsp;nh&agrave; \u0111\u1ebfn tr\u01b0\u1eddng c\u1ee7a c&aacute;c h\u1ecdc sinh trong m\u1ed9t l\u1edbp 11 c\u1ee7a m\u1ed9t&nbsp;tr\u01b0\u1eddng nh\u01b0 sau:<\/p><p><span class=\"svgedit\"><svg height=\"230\" width=\"250\"> <g> &lt;title&gt;&lt;\/title&gt; <rect fill=\"#fff\" height=\"232\" id=\"canvas_background\" width=\"252\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_16\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g> &lt;title&gt;&lt;\/title&gt; <rect fill=\"#ff5656\" height=\"39\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" width=\"243.99998\" x=\"2.31818\" y=\"1.52272\"><\/rect> <rect fill=\"#aad4ff\" height=\"183\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"1.5\" width=\"243.99998\" x=\"2.31818\" y=\"40.52273\"><\/rect> <line fill=\"none\" id=\"svg_3\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"111\" x2=\"111.31817\" y1=\"0.52272\" y2=\"223.52272\"><\/line> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" font-weight=\"bold\" id=\"svg_4\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"5.31817\" xml:space=\"preserve\" y=\"29.52272\">Th\u1eddi gian<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" font-weight=\"bold\" id=\"svg_5\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"120.31817\" xml:space=\"preserve\" y=\"29.52272\">S\u1ed1 h\u1ecdc sinh<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"65\">[0; 5)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_7\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"95\">[5; 10)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_8\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"125\">[10; 15)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_9\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"155\">[15; 20)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_10\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"185\">[20; 25)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_11\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"168\" xml:space=\"preserve\" y=\"65\">7<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_12\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"162\" xml:space=\"preserve\" y=\"95\">12<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_13\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"168\" xml:space=\"preserve\" y=\"125\">7<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_14\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"168\" xml:space=\"preserve\" y=\"155\">5<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_15\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"168\" xml:space=\"preserve\" y=\"185\">3<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_17\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"215\">[25; 30)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_18\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"168\" xml:space=\"preserve\" y=\"215\">2<\/text> <\/g> <\/svg><\/span><\/p><p>T\u1ea7n s\u1ed1 t&iacute;ch l\u0169y c\u1ee7a nh&oacute;m [10; 15) l&agrave;:<\/p>","options":["<strong>A.<\/strong> 26","<strong>B.<\/strong> 14","<strong>C.<\/strong> 13","<strong>D.<\/strong> 25"],"correct":"1","level":"3","hint":"<p>S\u1eed d\u1ee5ng \u0111\u1ecbnh ngh\u0129a t\u1ea7n s\u1ed1 t&iacute;ch lu\u1ef9 nh&oacute;m.<\/p>","answer":"<p>Ch\u1ecdn&nbsp;<\/p><p>T\u1ea7n s\u1ed1 t&iacute;ch l\u0169y c\u1ee7a nh&oacute;m [10; 15) l&agrave;: 7 + 12 + 7 = 26.<\/p>","type":"choose","extra_type":"shape2","user_id":"131","test":"0","date":"2024-10-18 02:25:17","option_type":"txt","len":0},{"id":"5829","post_id":"7605","mon_id":"1159285","chapter_id":"1159394","question":"<p>Cho m\u1eabu s\u1ed1 li\u1ec7u gh&eacute;p nh&oacute;m v\u1ec1 th\u1eddi gian (ph&uacute;t) \u0111i t\u1eeb&nbsp;nh&agrave; \u0111\u1ebfn tr\u01b0\u1eddng c\u1ee7a c&aacute;c h\u1ecdc sinh trong m\u1ed9t l\u1edbp 11 c\u1ee7a m\u1ed9t&nbsp;tr\u01b0\u1eddng nh\u01b0 sau:<\/p><p><span class=\"svgedit\"><svg height=\"230\" width=\"250\"> <g>&lt;title&gt;&lt;\/title><rect fill=\"#fff\" height=\"232\" id=\"canvas_background\" width=\"252\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_16\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g>&lt;title&gt;&lt;\/title><rect fill=\"#ff5656\" height=\"39\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" width=\"243.99998\" x=\"2.31818\" y=\"1.52272\"><\/rect> <rect fill=\"#aad4ff\" height=\"183\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"1.5\" width=\"243.99998\" x=\"2.31818\" y=\"40.52273\"><\/rect> <line fill=\"none\" id=\"svg_3\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"111\" x2=\"111.31817\" y1=\"0.52272\" y2=\"223.52272\"><\/line> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" font-weight=\"bold\" id=\"svg_4\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"5.31817\" xml:space=\"preserve\" y=\"29.52272\">Th\u1eddi gian<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" font-weight=\"bold\" id=\"svg_5\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"120.31817\" xml:space=\"preserve\" y=\"29.52272\">S\u1ed1 h\u1ecdc sinh<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"65\">[0; 5)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_7\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"95\">[5; 10)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_8\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"125\">[10; 15)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_9\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"155\">[15; 20)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_10\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"185\">[20; 25)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_11\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"168\" xml:space=\"preserve\" y=\"65\">7<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_12\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"162\" xml:space=\"preserve\" y=\"95\">12<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_13\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"168\" xml:space=\"preserve\" y=\"125\">7<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_14\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"168\" xml:space=\"preserve\" y=\"155\">5<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_15\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"168\" xml:space=\"preserve\" y=\"185\">3<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_17\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"215\">[25; 30)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_18\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"168\" xml:space=\"preserve\" y=\"215\">2<\/text> <\/g> <\/svg><\/span><\/p><p>Nh&oacute;m c&oacute; t\u1ea7n s\u1ed1 l\u1edbn nh\u1ea5t l&agrave;<\/p>","options":["<strong>A.<\/strong> [10; 15)","<strong>B.<\/strong> [5; 10)","<strong>C.<\/strong> [25; 30)","<strong>D.<\/strong> [15; 20)"],"correct":"2","level":"3","hint":"<p>S\u1eed d\u1ee5ng \u0111\u1ecbnh ngh\u0129a t\u1ea7n s\u1ed1 c\u1ee7a nh&oacute;m.<\/p>","answer":"<p>Ch\u1ecdn&nbsp;<span style=\"color:#16a085;\"><\/span><span style=\"color:#16a085;\"><strong>B.<\/strong>&nbsp;[5; 10)<\/span><\/p><p>Nh&oacute;m c&oacute; t\u1ea7n s\u1ed1 l\u1edbn nh\u1ea5t l&agrave; nh&oacute;m [5; 10).<\/p>","type":"choose","extra_type":"classic","user_id":"131","test":"0","date":"2024-10-18 02:27:08","option_type":"txt","len":1},{"id":"5830","post_id":"7605","mon_id":"1159285","chapter_id":"1159394","question":"<p>Cho m\u1eabu s\u1ed1 li\u1ec7u gh&eacute;p nh&oacute;m v\u1ec1 th\u1eddi gian (ph&uacute;t) \u0111i t\u1eeb&nbsp;nh&agrave; \u0111\u1ebfn tr\u01b0\u1eddng c\u1ee7a c&aacute;c h\u1ecdc sinh trong m\u1ed9t l\u1edbp 11 c\u1ee7a m\u1ed9t&nbsp;tr\u01b0\u1eddng nh\u01b0 sau:<\/p><p><span class=\"svgedit\"><svg height=\"230\" width=\"250\"> <g>&lt;title&gt;&lt;\/title><rect fill=\"#fff\" height=\"232\" id=\"canvas_background\" width=\"252\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_16\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g>&lt;title&gt;&lt;\/title><rect fill=\"#ff5656\" height=\"39\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" width=\"243.99998\" x=\"2.31818\" y=\"1.52272\"><\/rect> <rect fill=\"#aad4ff\" height=\"183\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"1.5\" width=\"243.99998\" x=\"2.31818\" y=\"40.52273\"><\/rect> <line fill=\"none\" id=\"svg_3\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"111\" x2=\"111.31817\" y1=\"0.52272\" y2=\"223.52272\"><\/line> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" font-weight=\"bold\" id=\"svg_4\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"5.31817\" xml:space=\"preserve\" y=\"29.52272\">Th\u1eddi gian<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" font-weight=\"bold\" id=\"svg_5\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"120.31817\" xml:space=\"preserve\" y=\"29.52272\">S\u1ed1 h\u1ecdc sinh<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"65\">[0; 5)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_7\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"95\">[5; 10)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_8\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"125\">[10; 15)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_9\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"155\">[15; 20)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_10\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"185\">[20; 25)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_11\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"168\" xml:space=\"preserve\" y=\"65\">7<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_12\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"162\" xml:space=\"preserve\" y=\"95\">12<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_13\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"168\" xml:space=\"preserve\" y=\"125\">7<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_14\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"168\" xml:space=\"preserve\" y=\"155\">5<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_15\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"168\" xml:space=\"preserve\" y=\"185\">3<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_17\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"14.31817\" xml:space=\"preserve\" y=\"215\">[25; 30)<\/text> <text fill=\"#000000\" font-family=\"Times New Roman, Times, serif\" font-size=\"24\" id=\"svg_18\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"168\" xml:space=\"preserve\" y=\"215\">2<\/text> <\/g> <\/svg><\/span><\/p><p>Kho\u1ea3ng bi\u1ebfn thi&ecirc;n l&agrave;<\/p>","options":["<strong>A.<\/strong> 15","<strong>B.<\/strong> 20","<strong>C.<\/strong> 10","<strong>D.<\/strong> 30"],"correct":"4","level":"3","hint":"<p>S\u1eed d\u1ee5ng \u0111\u1ecbnh ngh\u0129a kho\u1ea3ng bi\u1ebfn thi&ecirc;n.<\/p>","answer":"<p>Ch\u1ecdn&nbsp;<span style=\"color:#16a085;\"><strong>D.<\/strong>&nbsp;30<\/span><\/p><p>Kho\u1ea3ng bi\u1ebfn thi&ecirc;n l&agrave; R = 30&nbsp;&ndash; 0 = 30.<\/p>","type":"choose","extra_type":"classic","user_id":"131","test":"0","date":"2024-10-18 02:29:51","option_type":"txt","len":0}]}