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| 1. |
What is the density of a liquid of mass 20 kg, enclosed in a cuboid of surface areas of three sides as 1 m2, 2 m2, 5 m2, and one of its sides is 2 m? |
| A. | 1 kg/m3 |
| B. | 2 kg/m3 |
| C. | 3 kg/m3 |
| D. | 4 kg/m3 |
| Answer» C. 3 kg/m3 | |