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Shashank Shah

· started a discussion

· 1 Months ago

wrong answer (Question: 257157.0 )

LCM taken is wrong

Question:

Four players started running simultaneously from a point on a circular track. They took 300 seconds, 400 seconds, 480 seconds and 720 seconds to complete one round. After how much time do they meet at the starting point for the first time ?

Options:
A)

8 hr

B)

2 hr

C)

4 hr

D)

3 hr

Solution:

Ans: (b)

  

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