MCQOPTIONS
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| 1. |
A right circular solid cylinder has radius of base 7 cm and height is 28 cm. It is melted to form a cuboid such that the ratio of its side is 2 ∶ 3 ∶ 6. What is the total surface area (in cm2) cuboid? |
| A. | 72 × (1078/9)2/3 |
| B. | 36 × (2156/9)2/3 |
| C. | 72 × (2156/9)2/3 |
| D. | 36 × (1078/3)2/3 |
| Answer» B. 36 × (2156/9)2/3 | |