Question

You want to buy an item that costs $100. Which of these is the most cost-effective choice for buying the item?
a. using a paid membership card to buy it at a 10 percent discount
b. buying it online at a 10 percent discount with a $5 shipping charge
c. buying it at a 10 percent discount without sales tax

Answer 1

I believe it is B.

Answer 2

thank you !