A store marks up all items by 40% above wholesale cost. During a sale, the store offers a 25% discount off the marked price. If a customer pays $84 for an item during the sale, what was the wholesale cost of the item?
- $70.00
- $80.00 (correct answer)
- $96.60
- $112.00
Explanation: Let the wholesale cost be . After a 40% markup, the marked price is . After a 25% discount, the sale price is . Solving: . Choice A assumes the $84 is after only the discount. Choice C incorrectly adds the percentages (40% - 25% = 15%). Choice D assumes the $84 is the wholesale cost before any markup.