15. Colortime Bakers wants to make 30 pounds of a berry mix that costs $3 per pound to use in their pancake mix. They are using blueberries that cost $2 per pound and blackberries
that cost $3.50 per pound. How many pounds of blackberries should be used in this
mixture?
F 10 lb
G 20 lb
H 25 lb
J 30 lb
16. Your teacher is giving a test that has 12 more three–point questions than five–point
questions. The test is worth 100 points. Which system represents this information?
A x + y = 12 B x + y = 12 C x – y = 12 D x – y = 12
5x + 3y = 100 3x + 5y = 100 5x + 3y = 100 3x + 5y = 100