# If the curved surface area of a solid cylinder is one-fourth of its to

| If the curved surface area of a solid cylinder is one-fourth of its total surface area, then what is the ratio of its radius to its height?

A. 3 : 2

B. 4 : 1

C. 2 : 1

D. 3 : 1

### Right Answer is: D

#### SOLUTION

Curved surface area of cylinder : Total surface area of cylinder

If unit

And unit

then unit

Ratio of radius to height =

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If the curved surface area of a solid cylinder is one-fourth of its to