Time and Distance Practice Test 2 with solutions

Question : 22 of 40

Marks: +1, -0

A man covers a distance of 6 km at the rate of 4 km/hr and other 4 km at 3 km/hr this average speed is

Solution:

His average speed =

{6+4}/{6/4+4/3}

{10}/{{17}/6}

{60}/{17}

3 9/{17}

km/hr.

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