Study the following bar graph carefully and answer the given questions.

The bar graph given below shows the radius (in cm) and height (in cm) of 5 cylinders, i.e., A, B, C, D and E.

What is the ratio of the curved surface area of cylinder B to that of cylinder E?

17 : 20

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1 : 5

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5 : 1

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20 : 17

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Solution

The correct option is C 5 : 1
Radius of cylinder B = 32 cm, height of cylinder B = 70 cm

Radius of cylinder E = 28 cm, height of cylinder E = 16 cm

Required ratio = $\frac{32 \times 70}{28 \times 16} = 5 : 1$

Hence, option C is correct.

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Study the following bar graph carefully and answer the given questions. The bar graph given below shows the radius (in cm) and height (in cm) of 5 cylinders, i.e., A, B, C, D and E. What is the ratio of the curved surface area of cylinder B to that of cylinder E?

The correct option is C 5 : 1Radius of cylinder B = 32 cm, height of cylinder B = 70 cm Radius of cylinder E = 28 cm, height of cylinder E = 16 cm Required ratio = 32×7028×16=5:1 Hence, option C is correct.

Study the following bar graph carefully and answer the given questions.

The bar graph given below shows the radius (in cm) and height (in cm) of 5 cylinders, i.e., A, B, C, D and E.

What is the ratio of the curved surface area of cylinder B to that of cylinder E?

The correct option is C 5 : 1
Radius of cylinder B = 32 cm, height of cylinder B = 70 cm

Radius of cylinder E = 28 cm, height of cylinder E = 16 cm

Required ratio = $\frac{32 \times 70}{28 \times 16} = 5 : 1$

Hence, option C is correct.