A man on tour travels first 160 km at 64 km/hr and the next 160 km at 80 km/hr. The average speed for the first 320 km of the tour is: - Study24x7
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27 followers study24x7 06 Jul 2021 11:23 AM study24x7 study24x7

A man on tour travels first 160 km at 64 km/hr and the next 160 km at 80 km/hr. The average speed for the first 320 km of the tour is:

A

35.55 km/hr

B

36 km/hr

C

71.11 km/hr

D

71 km/hr

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