Question

Pete wants to mix 4 quarts of 20% orange juice concentrate with some 60% pineapple juice concentrate to get a 50% punch concentrate for a party. How much of the 60% pineapple juice concentrate should be used? (OMIT THE UNIT FOR YOUR ANSWER - ENTER THE NUMERIC VALUE ONLY.)

Answer 1

20% oj

60% pn

= 80%

80 -50 =30

so 30% pineapple concentrate to omit