Two men, A and B, run a 4 km race in a circular course of 1/4 km. If their speeds are in the ratio of 5 : 4 , how often does the winner pass the other?
A. Thrice
B. Four times
C. Once
D. Twice
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সঠিক উত্তরঃ
A.
Thrice
Explanation:
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