Answer: Total price is $3.71
The price of the snack is $3.50 at the store
The sales tax is 6%
Tax = 6% of the original price of the snack
The original price = $3.50
Tax = 6/100 x 3.50
Tax = 0.06 x 3.50
Tax = $ 0.21
Total price = 3.50 + 0.21
Total price = $3.71