Question

Pay for 3 gifts and get 1 free or use a coupon for 20% off? Which shopping deal would you choose? There is no right or wrong answer, but you must justify your choice mathematically.

Answer 1

15 dollars for 4 gifts or 4 dollars for 1 gift. Idk if u can use 20% off for 4 gifts but if u do that it’s 16 dollars.