A jet ski goes upstream at a speed of 48 km/hr and comes bac - Exam Yatra

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SSC CGL Tier-2 9-March-2018 Maths-shift-1
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MATH

94

M: +3.00/-0.00

A jet ski goes upstream at a speed of 48 km/hr and comes back the same distance at 80 km/hr. Find the average speed (in km/hr) for the total journey.

[SSC CGL Tier-2 9-March-2018 Maths-shift-1]

A 64

B 62

C 66

D 60

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