A, B and C start at the same time in the same direction to run around a circular stadium. A completes a round in 252 seconds, B in 308 seconds and C in 198 seconds, all starting at the same point. After what time will they again at the starting point ?
A. 36 minutes 22 seconds
B. 46 minutes 22 seconds
C. 36 minutes 12 seconds
D. 46 minutes 12 seconds
Answer: Option D
Solution (By Examveda Team)
LCM of 252, 308 and 198 = 2772 Hence, they all will be again at the starting point after 2772 seconds. or 46 minutes 12 seconds.This Question Belongs to Arithmetic Ability >> Number System
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