1.

A car runs 3 hours at a speed of 75 kilometers per hour and next 2 hours at the speed of 95 kilometers per hour. Find the average speed of the car for the 5 hours journey.

A. 87 km/h
B. 85 km/h
C. 83 km/h
D. 89 km/h
E. None of these
Answer» D. 89 km/h


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