Asked by Devendra

Determine the costing plaster work of room of size 15x20 ft. Take height of room =10ft. Consider two windows of size 5x4 ft,assume rate of plaster Rs.20 sq.ft ??

Answers

Answered by Steve
the area of the room is two side walls and two end walls, so

2*15*10 + 2*20*10 = 700 ft^2

The windows occupy 2*5*4=40 ft^2

So the cost is

(700-40)ft^2 * Rs20/ft^2 = Rs 13200
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