{"common":{"save":0,"post_id":"8373","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"4228","post_id":"8373","mon_id":"1159414","chapter_id":"1159495","question":"<p>Nhân ngày Qu\u1ed1c t\u1ebf Thi\u1ebfu nhi 1 - 6, c\u1eeda hàng \u0111\u1ed3 ch\u01a1i A \u0111ã gi\u1ea3m giá 20% cho t\u1ea5t c\u1ea3 các m\u1eb7t hàng. M\u1eb9 mua cho An m\u1ed9t con g\u1ea5u bông có giá niêm y\u1ebft là<br \/>250 000 \u0111\u1ed3ng. H\u1ecfi con g\u1ea5u bông \u0111ã \u0111\u01b0\u1ee3c gi\u1ea3m giá bao nhiêu ti\u1ec1n?<\/p>","options":["<strong>A.<\/strong> 5000 \u0111\u1ed3ng","<strong>B.<\/strong> 25 000 \u0111\u1ed3ng","<strong>C.<\/strong> 50 000 \u0111\u1ed3ng","<strong>D.<\/strong> 20 000 \u0111\u1ed3ng"],"correct":"3","level":"2","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>C.<\/strong> 50 000 \u0111\u1ed3ng<\/span><\/p><p>S\u1ed1 ti\u1ec1n con g\u1ea5u bông \u0111\u01b0\u1ee3c gi\u1ea3m là:<\/p><p>250 000 x 20 : 100 = 50 000 (\u0111\u1ed3ng)<\/p><p>\u0110áp s\u1ed1: <strong>50 000 \u0111\u1ed3ng<\/strong>.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-01-28 09:07:53","option_type":"txt","len":1},{"id":"4229","post_id":"8373","mon_id":"1159414","chapter_id":"1159495","question":"<p>T\u1ec9 l\u1ec7 \u0111\u1ea1m trong th\u1ecbt bò là 18% (18g \u0111\u1ea1m\/ 100g th\u1ecbt bò). Em hãy tính s\u1ed1 gam \u0111\u1ea1m có trong 1 kg th\u1ecbt bò.<\/p>","options":["<strong>A.<\/strong> 18 g","<strong>B.<\/strong> 180 g","<strong>C.<\/strong> 1800 g","<strong>D.<\/strong> 1,8 g"],"correct":"2","level":"2","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>B.<\/strong> 180 g<\/span><\/p><p>\u0110\u1ed5i: 1 kg = 1000 kg<\/p><p>S\u1ed1 gam \u0111\u1ea1m có trong 1 kg th\u1ecbt bò là:<\/p><p>1000 x 18 : 100 = 180 (g)<\/p><p>\u0110áp s\u1ed1: <strong>180 g<\/strong>.<\/p>","type":"choose","extra_type":"shape2","time":"0","user_id":"131","test":"0","date":"2025-01-28 09:10:59","option_type":"txt","len":0},{"id":"4230","post_id":"8373","mon_id":"1159414","chapter_id":"1159495","question":"<p>Lãi su\u1ea5t ti\u1ebft ki\u1ec7m \u1edf m\u1ed9t ngân hàng là 7,4% m\u1ed9t n\u0103m. M\u1ed9t ng\u01b0\u1eddi g\u1eedi ti\u1ebft ki\u1ec7m 200 000 000 \u0111\u1ed3ng. H\u1ecfi sau m\u1ed9t n\u0103m ng\u01b0\u1eddi \u0111ó nh\u1eadn \u0111\u01b0\u1ee3c bao nhiêu ti\u1ec1n lãi?<\/p>","options":["<strong>A.<\/strong> 148 000 \u0111\u1ed3ng","<strong>B.<\/strong> 1 480 000 \u0111\u1ed3ng","<strong>C.<\/strong> 148 000 000 \u0111\u1ed3ng","<strong>D.<\/strong> 14 800 000 \u0111\u1ed3ng"],"correct":"4","level":"2","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>D.<\/strong> 14 800 000 \u0111\u1ed3ng<\/span><\/p><p>Sau m\u1ed9t n\u0103m ng\u01b0\u1eddi \u0111ó nh\u1eadn \u0111\u01b0\u1ee3c s\u1ed1 ti\u1ec1n lãi là:<\/p><p>200 000 000 x 7,4 : 100 = 14 800 000 (\u0111\u1ed3ng)<\/p><p>\u0110áp s\u1ed1: <strong>14 800 000 \u0111\u1ed3ng<\/strong>.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-01-28 09:14:40","option_type":"txt","len":2}]}
