SOLUTION: Hi topsoil and sand are sold by the cubic yard. A front yard 36 feet by 45 feet is 6 inches too low. The bottom is to be filled with 2 inches of sand and the rest topsoil. how

Question 1137320: Hi
topsoil and sand are sold by the cubic yard. A front yard 36 feet by 45 feet is 6 inches too low. The bottom is to be filled with 2 inches of sand and the rest topsoil.
how much sand is needed
how much topsoil is needed.
thank you
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
The area is 36*45=1620 ft^2
2 inches of sand is 1/6 of a foot so need 1620*(1/6)=270 ft^3 of sand
1 yd^3=27 ft^3 (3ft)^3
need 10 yd^3 of sand
Need twice as much topsoil or 20 yd^3.
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