What is the amount of sales tax owed on a $35 jacket if the tax rate is 6% a: $0.58, b: $5.80, c: $2.10, d: $21.00

Last month, leonhard euler's watch kiosk at the mall had total sales of $9,489. merchandise totaling $225 was returned. the goods that were sold cost leonhard euler's $5,481. operating expenses for the moth were $992. what was the gross profit on sales?