The length, breadth and height of a room are 7 m, 4 m and 9

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M: +2.00/-0.50

The length, breadth and height of a room are 7 m, 4 m and 9 m, respectively. Find the cost of whitewashing the walls of the room and the ceiling at the rate of ₹7.50 per m².

[SSC CHSL 10th June 2022 Shift-1 With Answers]

A

₹1,965

B

₹1,695

C

₹1,968

D

₹1,698

EXPLANATION

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