{"id":16668,"date":"2026-05-01T23:29:06","date_gmt":"2026-05-01T17:29:06","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/rational-or-irrational-square-root\/"},"modified":"2026-05-01T23:29:06","modified_gmt":"2026-05-01T17:29:06","slug":"rational-or-irrational-square-root","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/rational-or-irrational-square-root\/","title":{"rendered":"Rational Or Irrational: Square Root"},"content":{"rendered":"<p>Classify \u221a45 as rational or irrational.<\/p>\n\n<ul class=\"quiz-options wp-block-list\">\n<li>Rational<\/li>\n<li>Irrational<\/li>\n<li>Integer<\/li>\n<li>Whole Number<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[2489,2617,2596],"subject":[1425],"education_level":[1896],"class_list":["post-16668","mcq","type-mcq","status-publish","hentry","topic-arithmetic-number-system","topic-irrational-numbers","topic-rational-numbers","subject-mathematics","education_level-hsc"],"mcq_note":"\u221a45 = \u221a(9\u00d75) = 3\u221a5 and since \u221a5 is not expressible as a ratio of integers, \u221a45 is irrational.","mcq_options":[{"right":"no","answer":"Rational"},{"right":"yes","answer":"Irrational"},{"right":"no","answer":"Integer"},{"right":"no","answer":"Whole Number"}],"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":2617,"title":"Irrational Numbers","slug":"irrational-numbers"},{"id":2596,"title":"Rational Numbers","slug":"rational-numbers"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/16668","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=16668"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=16668"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=16668"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=16668"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=16668"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}