Question 9A shopper buys a $\$100$ coat on sale for $20\%$ off. An additional $\$5$ is taken off the sale price by using a discount coupon. A sales tax of $8\%$ is paid on the final selling price. The total amount the shopper pays for the coat is$\$81.00$$\$81.40$$\$82.00$$\$82.08$$\$82.40$