Mr. Barrett bought a new battery for his car. The battery cost $72. Since batteries are a taxable item, he had to pay a sales tax of 7.5%. What was the total cost of the battery in dollars and cents?
Mr. Lucas bought a new lounge chair for his game room. The one he chose was $425. He had to pay a sales tax of 8.2%. What was the amount of sales tax he paid on the chair?
Convert 7% as a decimal