12.78+17.97=30.75
30.75+0.06=30.81
Your answer would be $30.81 for the whole total cost.
I hope this helps you ^_^
add the tshirt and shorts together
12.78 + 17.97
30.75
find the tax
30.75 * .06 = 1.85 Round to the nearest cent
add the price of the clothes and the tax
30.75 + 1.85
32.60
Answer: $32.60