{"id":16905,"date":"2026-05-02T01:03:45","date_gmt":"2026-05-01T19:03:45","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/euclidean-algorithm-gcd-challenge-5\/"},"modified":"2026-05-02T01:03:45","modified_gmt":"2026-05-01T19:03:45","slug":"euclidean-algorithm-gcd-challenge-5","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/euclidean-algorithm-gcd-challenge-5\/","title":{"rendered":"Euclidean Algorithm GCD Challenge 5"},"content":{"rendered":"<p>Find the greatest common divisor (GCD) of 1728 and 1296.<\/p>\n\n<ul class=\"quiz-options wp-block-list\">\n<li>432<\/li>\n<li>864<\/li>\n<li>216<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[2489,2688,2631],"subject":[1425],"education_level":[1896],"class_list":["post-16905","mcq","type-mcq","status-publish","hentry","topic-arithmetic-number-system","topic-euclidean-algorithm","topic-gcd-and-lcm","subject-mathematics","education_level-hsc"],"mcq_note":"Using the Euclidean algorithm repeatedly reduces the pair to a final non-zero remainder of 432, so the GCD is 432.","mcq_options":[{"right":"yes","answer":"432"},{"right":"no","answer":"864"},{"right":"no","answer":"216"}],"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":2688,"title":"Euclidean Algorithm","slug":"euclidean-algorithm"},{"id":2631,"title":"GCD And LCM","slug":"gcd-and-lcm"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/16905","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=16905"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=16905"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=16905"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=16905"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=16905"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}