A hollow cylinder of thickness 0.7 cm and height 15 cm is ma

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SSC CGL Tier-2 9-March-2018 Maths Shift-2
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42

M: +3.00/-0.00

A hollow cylinder of thickness 0.7 cm and height 15 cm is made of iron. If inner radius of cylinder is 3.5 cm, then what is the total surface area (in cm²) of the hollow cylinder?

[SSC CGL Tier-2 9-March-2018 Maths Shift-2]

A 812.12

B 768.42

C 759.88

D 828.42