SSC CGL 6 Dec 2022 Shif 2 Paper

Question : 67 of 100

Marks: +1, -0

The external diameter of an iron pipe is 20 cm and its length is 12 cm. If the thickness of the pipe is 1 cm, find the surface area of the pipe ( take

π = \;{22}/{7}

) correct to two places of decimal.

1,662.67 cm²
1,552.57 cm²
1,442.48 cm²
1,772.76 cm²

Validate

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