



 
Dawn, If the bags were 2 cubic feet in size and you needed 10 cubic feet then you would need 5 bags since 10 ÷ 2 = 5. You apply the same technique here, 5.625 ÷ 0.4 = 14.0625. Hence you need slightly more than 14 bags. Penny  


Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences. 