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1. |
A pump can fill a tank with water in 2 hours. Because of a leak in the tank it was |
A. | 8 hours |
B. | |
C. | 7 hours |
D. | <table><tr><td rowspan="2">4</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">hours</td></tr><tr><td style="text-align: center;">3</td></tr></table> |
E. | 14 hours |
Answer» E. 14 hours | |