You make $12.75 running a lemonade stand with your BFF. If your supplies cost $3.75 to purchase and you split the profit equally with your friend, how much money will you make?

A $9.00.
B $4.50
C $12.75
D $3.75

The total profit is $12.75 and the supplies cost $3.75, so the actual profit is $9.00. Splitting that equally with your friend means you would make $4.50. Therefore, the answer is B. $4.50.