One of the two buses completes a journey of 300 km in 7(1/2) hours and – McqOptions

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1.	One of the two buses completes a journey of 300 km in 7(1/2) hours and the other a journey 450 km in 9 hours. The ratio of their average speeds is:
A.	2:3
B.	3:4
C.	4:5
D.	8
Answer» D. 8

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