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QNo. 1 - A and B are two cities. A man travels from 'A' to 'B' at a speed of 15 km/hr, and returns back at the rate of 10 km/hr. Find his average speed for the whole journey.

[A] 12.5 Km/hr
[B] 12 Km/hr
[C] 17.5 Km/hr
[D] 17 Km/hr




Solution - Answer 12 Km/hr
Time and Distance Solution Question 1

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