Aptitude Hack#28(23-3-19)

Question:

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) 9

B) 10

C) 12

D) 20

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Aptitude Hack#21(16-3-19)

Question:
A and B take part in 100 m race. A runs at 5 kmph. A gives B a start of 8 m and still beats him by 8 seconds. The speed of B is:

A. 5.15 kmph
B. 4.14 kmph
C. 4.25 kmph
D. 4.40 kmph

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