Item 20 An online T-shirt store is having a sale. The original price of each T-shirt is p dollars. The store sells 20 T-shirts and earns a total of (20p-60) dollars. The discount per T-shirt is?

the answer is $3.00

discount per tshirt = (originalprice-discountedprice) / numberofshirtssold

20 tshirts

originaprice=20*p=20p

discountedprice=20p-60

numberofshirtssold=20

discountpershirt = (20p - (20p-60)) / 20

discountpershirt = (20p-20p+60) / 20

discountpershirt = (60) / 20

discountpershirt=3

the discount per tshirt is $3.00 per shirt