The respective ratio of radii of two right circular cylinders (A & B) is 2 : 5. The respective ratio of the heights of cylinders A and B is 3 : 1. What is the respective ratio of volumes of cylinders A and B? A. 12 : 25 B. 9 : 25 C. 9 : 20 D. 3 : 5 E. 12 : 35

The respective ratio of radii of two right circular cylinders (A & B) is 2 : 5. The respective ratio of the heights of cylinders A and B is 3 : 1. What is the respective ratio of volumes of cylinders A and B?

1. 12 : 25
2. 9 : 25
3. 9 : 20
4. 3 : 5
5. 12 : 35

Answer & Explanation

Answer: Option A
R1/R2/=2/5 H1/H2=3/1 V1/V2= (R1/R2)2 × ( H1/H2)= 12/25

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The respective ratio of radii of two right circular cylinders (A & B) is 2 : 5. The respective ratio of the heights of cylinders A and B is 3 : 1. What is the respective ratio of volumes of cylinders A and B?  A. 12 : 25 B. 9 : 25 C. 9 : 20 D. 3 : 5 E. 12 : 35The respective ratio of radii of two right circular cylinders (A & B) is 2 : 5. The respective ratio of the heights of cylinders A and B is 3 : 1. What is the respective ratio of volumes of cylinders A and B?  A. 12 : 25 B. 9 : 25 C. 9 : 20 D. 3 : 5 E. 12 : 35The respective ratio of radii of two right circular cylinders (A & B) is 2 : 5. The respective ratio of the heights of cylinders A and B is 3 : 1. What is the respective ratio of volumes of cylinders A and B?  A. 12 : 25 B. 9 : 25 C. 9 : 20 D. 3 : 5 E. 12 : 35