Question

WhatA motorcyclist drives from place A to B with a uniform speed of 30 km

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and returns from Place B to A with a uniform speed of 20 km

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. Find his average speed​

Answer 1

20 and 30 km is not a measure of speed. km is the unit for distance and km/h is the uni of speed. in case you mean km/h the avg speed would be 25km/h

Answer 2

Explanation:

formula for average velocity or average speed is u + v/2 according to that formula you equal to 30 kilometre per hour and every equal to 20 km per hour and average is equal to 20 + 30 by 2 equal to 50 part 2 equal to 25 km/h