In the following exercises, find (a) the sales tax (b) the total cost. In the following exercises, find (a) the amount of discount and (b) the sale price. In the following exercises, find (a) the amou...In the following exercises, find (a) the sales tax (b) the total cost. In the following exercises, find (a) the amount of discount and (b) the sale price. In the following exercises, find (a) the amount of discount (b) the discount rate. (Round to the nearest tenth of a percent if needed.) In the following exercises, find (a) the amount of the mark-up (b) the list price. Find: (a) the amount of discount (b) the discount rate (round to the nearest tenth of a percent)
