# Easy Time, Speed & Distance Solved QuestionAptitude Discussion

 Q. Excluding stoppages, the speed of a bus is 54 kmph and including stoppages, it is 45 kmph. For how many minutes does the bus stop per hour?
 ✖ A. 4 ✖ B. 6 ✖ C. 8 ✔ D. None of these

Solution:
Option(D) is correct

Due to stoppages, it covers 9 km less.

Time taken to cover 9 km = $\dfrac{9}{54}\times 60$ = 10 min.

## (2) Comment(s)

Nooneer
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Honkytootle

Doodler boktktktk

F

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T

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Tototktktktkf

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Suhail Ahmed
()

The short-cut formula is:

$S1-$S2/\$S1

or Difference of Speed/Speed without stoppages.