Problems on H.C.F and L.C.M Questions and Answers updated daily – Aptitude
17 Problems on H.C.F and L.C.M Questions and answers section with explanation for various online exam preparation, various interviews, Aptitude Problems on H.C.F and L.C.M online test. Problems on H.C.F and L.C.M Questions with detailed description, explanation will help you to master the topic.
Problems on H.C.F and L.C.M Questions
1. If the product of two numbers is 84942 and their H.C.F. is 33, find their L.C.M.
6. An electronic device makes a beep after every 60 sec. Another device makes a beep after every 62 sec. They beeped together at 10 a.m. The time when they will next make a beep together at the earliest, is
Correct Ans:10:31 am
L.C.M. of 60 and 62 seconds is 1860 seconds
1860/60 = 31 minutes
They will beep together at 10:31 a.m.
Sometimes questions on red lights blinking comes in exam, which can be solved in the same way
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