If a new cd player in north carolina costs 225 dollars and the sales tax is 4.75 percent how much will a customer save during a tax free holiday when tax does not need to be paid

Abaseball team drinks 10/4 gallons of water during a game. which mixed number represents the gallons of water consumed? a) 1 1/2 gallons b) 2 1/2 gallons c) 2 3/4 gallons d) 3 1/2 gallons