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:

Question

Accepted Answer

Total time taken = ❨ 160 + 160 ❩hrs. = 9

∴ Average speed =	❨	320 x	2	❩km/hr	= 71.11 km/hr.
			9

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