Here's the question you clicked on:
tryder
Marcus plans to buy a Compact Disc (CD) that has a regular price of $13.99. It is on sale for 10% off, but Marcus will have to pay 7% sales tax. Which is the MOST reasonable estimate of the total cost of the CD including tax
10% of 13.99 =1.39 13.99-1.39 =12.60 7% of 12.60=.88 12.60+.88=$13.48