Math, asked by kumariMuskan3604, 1 year ago

a room is 40m long 30m board and 10m high find the cost of whitewashing it's 4wall and cielling at Rs 20 per sq m

Answers

Answered by abhi569

0

Area of 4four =2(l+b) *h
=2*70*10=1400m²

Whitewashing cost=20*1400=₹28000

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