The ratio of orange juice to pineapple juice in Tropical Treat punch is 4 to 3. Bill has 64oz of orange juice. How much pineapple juice does he need?

Answer 1

If the ratio of orange juice to pineapple juice is 4 to 3, then the total ratio of both juices is 4+3 = <<4+3=7>>7
If Bill has 64oz of orange juice, then the amount of pineapple juice she needs is 3/4*64 = <<3/4*64=48>>48 ounces. Answer: \boxed{48}.