{"id":20985,"date":"2026-05-25T16:51:13","date_gmt":"2026-05-25T10:51:13","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/floor-tiling-cost-from-area-10\/"},"modified":"2026-05-25T16:51:13","modified_gmt":"2026-05-25T10:51:13","slug":"floor-tiling-cost-from-area-10","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/floor-tiling-cost-from-area-10\/","title":{"rendered":"Floor Tiling Cost from Area"},"content":{"rendered":"<p>A floor is 80 m long and 7 m wide. If polishing costs 3 taka per m\u00b2, what is the total cost?<\/p>\n<ul class=\"quiz-options\">\n<li>522 taka<\/li>\n<li>1680 taka<\/li>\n<li>563 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-20985","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: 80 \u00d7 7 = 560 m\u00b2. Cost = area \u00d7 rate = 560 \u00d7 3 = 1680 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 1680 taka.","mcq_options":[{"right":"no","answer":"522 taka"},{"right":"yes","answer":"1680 taka"},{"right":"no","answer":"563 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\/20985","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=20985"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=20985"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=20985"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=20985"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=20985"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}