Given :Price of sweatshirt is $24.
Discount is 20%
Discount given of shirt is 20% of $24=.20(24)=4.8
Discounted price of shirt = 24-4.8= 19.2
Sales tax of 7% is added to the discounted price.
Sales tax on the discounted price is 7% of $19.2 =.07(19.2)=1.344
final Price of sweat shirt= discounted price + sales tax =19.2+1.344=20.54
Option D.$20.54 is the right answer.
