Amit travelled a distance of 50 km in 9 hours He travelled partly on foot at 5 km h and partly by bi...........

Quantitative Aptitude (CGL) Time & distance

Amit travelled a distance of 50 km in 9 hours. He travelled partly on foot at 5 km/h and partly by bicycle at 10 km/h. The distance travelled on the bicycle is:

This questions was previously asked in

SSC CGL 9th March 2020 Shift-2

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11 km

10 km

13 km

12 km

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Explanation:

Let Amit traveled a distance on foot be x km.
Distance covered by bicycle = 50 - x
Time taken by Amit in journey = 9 hours
Time = distance/speed
According to question,

x/5 + frac(50 − x)10 = 9

2x + (50 - x) = 90
x = 40
Distance covered by bicycle = 50 - x = 50 - 40 = 10 km

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