1.

 A car Covers the first 45 km of its journey in 50 minutes and the remaining 75 km in 80 minutes. What is the average speed of the car ?

A. 35 5/13 km/h
B. 45 5/13 km/h
C. 55 5/13 km/h
D. 65 5/13 km/h
Answer» D. 65 5/13 km/h


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