Mathematics
Medium
Question
Excluding stoppages, the average 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
✓ Official correct answer
C
12
D
20
Community credibility
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A
9
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B
10
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C
12
No member explanations yet for this option.
D
20
No member explanations yet for this option.