1.

A car travels at the speed of 50 km/hr for the first half of the journey and at the speed of 60 km/hr for the second half of the journey. What is the average speed of the car for the entire journey?

A. 54.54 km/hr
B. 36.36 km/hr
C. 50.5 km/hr
D. 45.45 km/hr
Answer» B. 36.36 km/hr


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