The area of playground is 2400 square metres.Find the cost of covering it with gravel 1.5cm thick,if the gravel cost Rs.8.50 per cubic metre.
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Solution :-
Area of the playground = 2400 sq m
Thickness of the gravel = 1.5 cm
= (1.5/100) m
= 0.015 m
Now, Volume of the playground = 2400*0.015
= 36 cu m
Cost of covering the playground with gravel = Rs. 8.50 per cu m
Total cost of covering the playground with gravel = 8.50*36
= Rs. 306
Answer.
Area of the playground = 2400 sq m
Thickness of the gravel = 1.5 cm
= (1.5/100) m
= 0.015 m
Now, Volume of the playground = 2400*0.015
= 36 cu m
Cost of covering the playground with gravel = Rs. 8.50 per cu m
Total cost of covering the playground with gravel = 8.50*36
= Rs. 306
Answer.
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