A swimming pool is 50m long, 30m broad and 600 cm deep. Find the cost of cementing its
floor and walls at the rate of Rs.27 per sq.m.
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Answer:
Area of four wall + area of wall= 4×(l+b)h+l×b
= 4×(50+30)×600+50×3
= 192150 m²
cost of cementing= 27× 192150
= Rs 134505
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