1.

The length, breath and height of a room are 3m, 4m and 3 m respectively. Find the cost of while washing the wall of the room and ceiling at the rate of Rs. 7.50 per​

Answer»

ong>Answer:

Area of RECTANGLE = lbh

= 3*4*3

= 36

cost = 36*7.5

= 270 is cost



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