Management Aptitude Test 2018 Paper

Question : 82 of 200

Marks: +1, -0

A person covers the first

1/4

th of the distance at 8 km/hr the next

3/5

th at 6 km/h and the remaining distance at 15 km/h. Find the average speed during the entire journey.

Solution:

1/{1/{4×8}+3/{5×6} + (1-1/4-3/5)×1/15}

\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\=800/113 = 7 9/113

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