SSC CGL Model Paper 17

Question : 61 of 99

Marks: +1, -0

A train moves at a constant speed of 160 km/hr. for 5 kilometer and 64 km/hr. for the next 8 kilometers. What is the average speed of the train ?

Solution:

Average speed

={\Total \distance}/{\Total \time}

={5+8}/{5/160+8/64}=83.2

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