Three men start together to travel the same way around a circular track of 11 kilometers in circumference. Their speeds are 4, 5 and 8 kilometers per hour respectively. When will they meet at a starting point?

A. 11 hours
B. 12 hours
C. 220 hours
D. 22 hours

5 Comments

Syed Hadi Raza Kazmi on 24/09/2020 2:11 PM
WE NEED THE FORMULA. HOW DID 11 HOURS CAME.
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ahmed on 06/01/2021 6:03 PM
11/4, 11/5,11/8 now we should need to take the LCM OF 11, 11, 11 and 11 is the answer
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