Time & distance

Quantitative Aptitude (RBI Grade B)

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Vivek travelled a distance of 50km in 7hrs. He travelled the distance partly on foot at 5kmph and partly on bicycle at 8kmph. What is the distance that he travelled on foot ?

12km

5km

10km

18km

Explanation:

x/5 + 50-x/8 =7
8x+250-5x = 7*40
3x+250 = 280
3x = 30
X = 30/3 = 10km

By: Sandeep Dubey

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