Josh plans to make birdhouses to sell at a craft fair. he has a sample of the wood he wants to use. the sample has area one fifth square
1
5 square foot and weighs one half pound
1
2 pound. the local hardware store sells the wood only by the square yard. there are 9 square9 square feet in 1 square1 square yard. what is the unit rate for pounds of the wood per square yard? if josh needs 3 square3 square yards of the wood in all, how many pounds of the wood does he need?