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


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