{"id":16606,"date":"2026-05-01T01:20:32","date_gmt":"2026-04-30T19:20:32","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/select-the-prime-numbers-11\/"},"modified":"2026-05-01T01:20:32","modified_gmt":"2026-04-30T19:20:32","slug":"select-the-prime-numbers-11","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/select-the-prime-numbers-11\/","title":{"rendered":"Select The Prime Numbers"},"content":{"rendered":"<p>Which of the following numbers are prime: 15, 17, 19, 21 Select all that apply.<\/p>\n\n<ul class=\"quiz-options wp-block-list\">\n<li>15<\/li>\n<li>17<\/li>\n<li>19<\/li>\n<li>21<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[2489,2502,2522,2562],"subject":[1425],"education_level":[1894,1895],"class_list":["post-16606","mcq","type-mcq","status-publish","hentry","topic-arithmetic-number-system","topic-factors","topic-number-theory","topic-primes-and-composites","subject-mathematics","education_level-grade-8","education_level-ssc"],"mcq_note":"17 and 19 have no divisors other than 1 and themselves, while 15 and 21 are composite, so the primes are 17 and 19.","mcq_options":[{"right":"no","answer":"15"},{"right":"yes","answer":"17"},{"right":"yes","answer":"19"},{"right":"no","answer":"21"}],"multi_answers":"yes","subject_terms":[{"id":1425,"title":"Mathematics","slug":"mathematics"}],"topic_terms":[{"id":2489,"title":"Arithmetic &amp; Number System","slug":"arithmetic-number-system"},{"id":2502,"title":"Factors","slug":"factors"},{"id":2522,"title":"Number Theory","slug":"number-theory"},{"id":2562,"title":"Primes And Composites","slug":"primes-and-composites"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/16606","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=16606"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=16606"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=16606"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=16606"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=16606"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}