{"id":7138,"date":"2023-01-19T21:02:15","date_gmt":"2023-01-19T15:02:15","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/?post_type=mcq&#038;p=7138"},"modified":"2023-01-19T21:08:07","modified_gmt":"2023-01-19T15:08:07","slug":"18-years-ago-a-man-was-three-times-as-old-as-his-son-now-the-man-is-twice-as-old-as-his-son-the-sum-of-the-present-ages-of-the-man-and-his-son-is","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/18-years-ago-a-man-was-three-times-as-old-as-his-son-now-the-man-is-twice-as-old-as-his-son-the-sum-of-the-present-ages-of-the-man-and-his-son-is\/","title":{"rendered":"18 years ago, a man was three times as old as his son. Now, the man is twice as old as his son. The sum of the present ages of the man and his son is?"},"content":{"rendered":"","protected":false},"author":1158,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[1423],"subject":[10],"education_level":[],"class_list":["post-7138","mcq","type-mcq","status-publish","hentry","topic-problems-on-ages-math","subject-mathematical-problems"],"mcq_note":"Let the son's age 18 years ago be x years.\r\n\r\nThen, man's age 18 years ago = 3x years.\r\n\r\n(3x + 18) = 2 (x + 18)\r\n\r\n\u21d2 3x + 18 = 2x + 36\r\n\r\n\u21d2 x = 18.\r\n\r\nSum of their present ages = (3x + 18 + x + 18) years\r\n\r\n= (4x + 36) years\r\n\r\n= (4 \u00d7 18 + 36) years\r\n\r\n<strong>= 108 years.\u00a0<\/strong>","mcq_options":[{"right":"no","answer":"54 years"},{"right":"no","answer":"72 years"},{"right":"yes","answer":"108 years"},{"right":"no","answer":"118 years"}],"multi_answers":"no","subject_terms":[{"id":10,"title":"Mathematical Problems","slug":"mathematical-problems"}],"topic_terms":[{"id":1423,"title":"Problems on Ages Math","slug":"problems-on-ages-math"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/7138","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\/1158"}],"replies":[{"embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/comments?post=7138"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=7138"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=7138"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=7138"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=7138"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}