Time, Speed & Distance
Aptitude

 Back to Questions
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

 Hide Ans

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.


(3) Comment(s)


Swastik Acharya
 ()

I think 12 minutes would be correct because it will travel by 45 km/hr by then, so it takes 9/45= 1/5 hr= 12 minutes



Nooneer
 ()

Honkytootle

Doodler boktktktk

F

T

T

T

T

T

Tototktktktkf

Fforoofofkkfkf



Suhail Ahmed
 ()

The short-cut formula is:

$S1-$S2/$S1

or Difference of Speed/Speed without stoppages.