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1. |
A canal is 80 km long and has an average surface width of 15 m. If the evaporation measured in a class A pan is 0.5 cm/day, the volume of water evaporated in a month of 30 days is (in m3) |
A. | 12600 |
B. | 18000 |
C. | 180000 |
D. | 126000 |
Answer» E. | |