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1. |
The minute hand of a clock overtakes the hour hand at intervals of 70 min of the correct time. How much in a day does the clock gain or loss? |
A. | 7200/77 min gain |
B. | 7200/77 min loss |
C. | 7300/77 min loss |
D. | 7300/78 min gain |
Answer» C. 7300/77 min loss | |