From the grocery store you need to purchase 1/2 lb cheese, 2 lbs sliced ham, 2 loaves of bread, 3 bags of potato chips, and 2 containers of salsa. you have a coupon for $3.00 off if your purchase totals more than $25.00 or 10% off if the total is more than $30.00. the food sales tax is 4%. what is your total purchase?

cheese $2.99/ lb
sliced ham $4.29/ lb
bread $2.49/ loaf
potato chips $1.99/ ea or 2 for $3.00
salsa $3.39/ container