1.

Two cylinders of the same volume have their radii in the ratio 3 ∶ 1. What is the ratio of their heights?

A. 1 ∶ 3
B. 3 ∶ 1
C. 1 ∶ 9
D. 9 ∶ 1
Answer» D. 9 ∶ 1


Discussion

No Comment Found