{"id":20905,"date":"2026-05-25T16:49:49","date_gmt":"2026-05-25T10:49:49","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/floor-tiling-cost-from-area-6\/"},"modified":"2026-05-25T16:49:49","modified_gmt":"2026-05-25T10:49:49","slug":"floor-tiling-cost-from-area-6","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/floor-tiling-cost-from-area-6\/","title":{"rendered":"Floor Tiling Cost from Area"},"content":{"rendered":"<p>A floor is 72 m long and 9 m wide. If polishing costs 3 taka per m\u00b2, what is the total cost?<\/p>\n<ul class=\"quiz-options\">\n<li>486 taka<\/li>\n<li>1944 taka<\/li>\n<li>4 units<\/li>\n<li>651 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-20905","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: 72 \u00d7 9 = 648 m\u00b2. Cost = area \u00d7 rate = 648 \u00d7 3 = 1944 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 1944 taka.","mcq_options":[{"right":"no","answer":"486 taka"},{"right":"yes","answer":"1944 taka"},{"right":"no","answer":"4 units"},{"right":"no","answer":"651 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\/20905","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=20905"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=20905"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=20905"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=20905"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=20905"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}