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1. |
A travelled for 3 hours at a speed of 60 kmph, and then for 4 hours at a speed of 95 kmph. What is the average speed of the journey? |
A. | 155 kmph |
B. | 77.5 kmph |
C. | 80 kmph |
D. | 100 kmph |
Answer» D. 100 kmph | |