{"id":21007,"date":"2026-05-25T16:51:14","date_gmt":"2026-05-25T10:51:14","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/floor-tiling-cost-from-area-11\/"},"modified":"2026-05-25T16:51:14","modified_gmt":"2026-05-25T10:51:14","slug":"floor-tiling-cost-from-area-11","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/floor-tiling-cost-from-area-11\/","title":{"rendered":"Floor Tiling Cost from Area"},"content":{"rendered":"<p>A floor is 81 m long and 8 m wide. If polishing costs 4 taka per m\u00b2, what is the total cost?<\/p>\n<ul class=\"quiz-options\">\n<li>712 taka<\/li>\n<li>2592 taka<\/li>\n<li>652 taka<\/li>\n<li>4 units<\/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-21007","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: 81 \u00d7 8 = 648 m\u00b2. Cost = area \u00d7 rate = 648 \u00d7 4 = 2592 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 2592 taka.","mcq_options":[{"right":"no","answer":"712 taka"},{"right":"yes","answer":"2592 taka"},{"right":"no","answer":"652 taka"},{"right":"no","answer":"4 units"}],"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\/21007","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=21007"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=21007"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=21007"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=21007"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=21007"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}