A boy goes to his school from his house at a speed of 3 km/hr and returns at a

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A boy goes to his school from his house at a speed of 3 km/hr and returns at a speed of 2 km/hr. If he takes 5 hours in going and coming. The distance between his house and school is?

Options:

A . 5 km

B . 5.5 km

C . 6 km

D . 6.5 km

Answer: Option C

Average speed = (2 * 3 * 2) / (3 + 2) = 12/5 km/hr.Distance traveled = 12/5 * 5 = 12 km.Distance between house and school = 12/2 = 6 km.

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