A swimming pool is 24 m in length, 16 m in breadth and 3 m in depth. Find the cost of cementing
its floor and four walls at the rate of ₹40 per m^2
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Answer:
TSA - 2(24 x 3) + (2× 3) 2
TSA = 2× 72 + 6 × 2
TSA = 156m²
total cost = 156 × 40 = 6240 RS.
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