Kimberly wants to make a mix of nuts and raisins for a party. Nuts cost $.20/oz and raisins cost $0.12/0z.

Question

How many ounces of each should she buy if she wants 48 oz of mix that cost $0.15/oz

Answer 1

N+R=48
.2N+.12R=.15

solve. Does that help? Sounds like a lot of raisins...