{"id":16700,"date":"2026-05-01T23:36:24","date_gmt":"2026-05-01T17:36:24","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/find-the-other-number-from-hcf-and-lcm\/"},"modified":"2026-05-01T23:36:24","modified_gmt":"2026-05-01T17:36:24","slug":"find-the-other-number-from-hcf-and-lcm","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/find-the-other-number-from-hcf-and-lcm\/","title":{"rendered":"Find The Other Number From HCF And LCM"},"content":{"rendered":"<p>Given that HCF(a, b) = 6, LCM(a, b) = 180, and a = 54, find b.<\/p>\n\n<ul class=\"quiz-options wp-block-list\">\n<li>20<\/li>\n<li>30<\/li>\n<li>40<\/li>\n<li>10<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[2489,2637,2499],"subject":[1425],"education_level":[1896],"class_list":["post-16700","mcq","type-mcq","status-publish","hentry","topic-arithmetic-number-system","topic-hcf-and-lcm","topic-number-properties","subject-mathematics","education_level-hsc"],"mcq_note":"Using a\u00b7b = HCF\u00b7LCM, we have 54\u00b7b = 6\u00b7180 = 1080, so b = 1080\/54 = 20.","mcq_options":[{"right":"yes","answer":"20"},{"right":"no","answer":"30"},{"right":"no","answer":"40"},{"right":"no","answer":"10"}],"multi_answers":"no","subject_terms":[{"id":1425,"title":"Mathematics","slug":"mathematics"}],"topic_terms":[{"id":2489,"title":"Arithmetic &amp; Number System","slug":"arithmetic-number-system"},{"id":2637,"title":"HCF And LCM","slug":"hcf-and-lcm"},{"id":2499,"title":"Number Properties","slug":"number-properties"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/16700","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=16700"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=16700"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=16700"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=16700"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=16700"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}