document.write( "Question 784114: Mike is building a shed 24' by 36'. If the concrete slab needs to be 3.5 inches thick, how many cubic yards of concrete does he need to order? \n" ); document.write( "
Algebra.Com's Answer #477003 by wilft1(217)![]() ![]() You can put this solution on YOUR website! L x W x D = volume\r \n" ); document.write( "\n" ); document.write( "24 x 36 x 3.43 = 2963.52 there are 27 cubic feet in a cubic yard, so divide by 27 = 109.76 cubic yards, \r \n" ); document.write( "\n" ); document.write( "i've done concrete for 14 years, in the industry we add .05 to the total to account for low spots. so 109.76 x 1.05 = 115.24\r \n" ); document.write( "\n" ); document.write( "when you order concrete you have to order in whole yards, so round up to the next yard, 116 cubic yards total. \n" ); document.write( " |