1.

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?

Answer»

TOTAL time taken = (160/64 + 160/8)hrs

= 9/2 hrs.

AVERAGE speed = (320 X 2/9) km.hr

= 71.11 km/hr.

Total time taken = (160/64 + 160/8)hrs

= 9/2 hrs.

Average speed = (320 x 2/9) km.hr

= 71.11 km/hr.



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