You buy 20 cupcakes for $15 and are going to sell them for $2 each. You want to write
an expression that represents how much money you will make each day that you sell
cupcakes. Which of these quantities should be represented with a variable? (1 point)
O the amount of money you spent on the cupcakes
O the number of cupcakes sold
the number of cupcakes you bought
the cost of each cupcake sold