Distance between two stations x and y is 778 km. A train covers the journey from x to y at a speed of 84 kmph and returns to x with a speed of 56 kmph. Find the average speed of the train (in kmph ) for the whole journey.
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average speed of the train (in kmph ) for the whole journey = (84+56)/2 = 70 kmph
dv9818904751peg5dt:
Nhi bhai ans 67.2 hai Galt h ye
Answered by
1
its average speed is 70kmph.
:)
:)
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