Length of the hall is 60 m ,breadth is 16m and its height is 8m find the cost of painting it at the rate of rupees 12 per sq.mts *
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L = 60m
B = 16m
H = 8m
TSA = 2(lb + bh + lh)
= 2(60*16 + 16*8 + 60*8)
= 2(960 + 128 + 480)
= 2 × 1568
= 3136 m²
Cost for painting 1m² = Rs 12
Cost for painting 3136m² = Rs (12 × 3136)
= Rs 37,632
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