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1. |
The curved surface area of a cylindrical pillar is $$ {264 m^{2}}$$ and its volume is $$ {924 m^{3}}$$. Find the ratio of its diameter to its height. |
A. | 3 : 7 |
B. | 7 : 3 |
C. | 6 : 7 |
D. | 7 : 6 |
E. | 5 : 4 |
Answer» C. 6 : 7 | |