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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 | |