1.

Water flows into a tank 180 m × 140 m through a rectangular pipe of 1.2 m × 0.75 m at a rate of 15 km / h. In what time will the water rise by 4 m?

A. 6 hours 42 minutes
B. 7 hours 28 minutes
C. 8 hours 12 minutes
D. 5 hours 46 minutes
Answer» C. 8 hours 12 minutes


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