{"id":21073,"date":"2026-05-25T16:52:04","date_gmt":"2026-05-25T10:52:04","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/floor-tiling-cost-from-area-14\/"},"modified":"2026-05-25T16:52:04","modified_gmt":"2026-05-25T10:52:04","slug":"floor-tiling-cost-from-area-14","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/floor-tiling-cost-from-area-14\/","title":{"rendered":"Floor Tiling Cost from Area"},"content":{"rendered":"<p>A floor is 84 m long and 11 m wide. If polishing costs 7 taka per m\u00b2, what is the total cost?<\/p>\n<ul class=\"quiz-options\">\n<li>931 taka<\/li>\n<li>4 units<\/li>\n<li>6468 taka<\/li>\n<li>1330 taka<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[2886,2885],"subject":[2746],"education_level":[1894],"class_list":["post-21073","mcq","type-mcq","status-publish","hentry","topic-cost-estimation","topic-mensuration-applications","subject-mensuration","education_level-grade-8"],"mcq_note":"First find the area of the floor: 84 \u00d7 11 = 924 m\u00b2. Cost = area \u00d7 rate = 924 \u00d7 7 = 6468 taka. In cost problems, calculate the required area first, then multiply by the cost for one square unit. This avoids the common mistake of multiplying the perimeter by the rate. So the correct choice is 6468 taka.","mcq_options":[{"right":"no","answer":"931 taka"},{"right":"no","answer":"4 units"},{"right":"yes","answer":"6468 taka"},{"right":"no","answer":"1330 taka"}],"multi_answers":"no","subject_terms":[{"id":2746,"title":"Mensuration","slug":"mensuration"}],"topic_terms":[{"id":2886,"title":"Cost Estimation","slug":"cost-estimation"},{"id":2885,"title":"Mensuration Applications","slug":"mensuration-applications"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/21073","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq"}],"about":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/types\/mcq"}],"author":[{"embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/users\/39"}],"replies":[{"embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/comments?post=21073"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=21073"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=21073"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=21073"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=21073"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}