Calculating the Sales Tax at Store BStore AStore BHow much sales tax will be charged at Store B?ComputerRepair$1,200$1,350$Sales Tax6%7%Gratuity15%15%ShippingFree2% of totalpriceActivity

The sales tax was the 7% of the total amount of sales, which was $1350 at store B. In order to determine how much sales tax will be charged at store B, you calculate the 7% of 1350.
You proceed as follow:
(7/100)(1350) = 94.5
Hence, the sales tax was of $94.5