find the cost of painting the four walls and the ceiling of a room with dimensions 8 m x 4 m x 6 m at Rs130 for 10 m square
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Answer:
Rs4160
Step-by-step explanation:
L=8M
B=6M
H=4M
AREA TO BE PAINTED = 2[LB+LH+BH]+2[L+B]H = 2[48+32+24]+2[8+6]4 = 208+112 = 320 m square
THEREFORE COST = 320 x 13 = Rs4160
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