Question

One canned juice drink is 20% orange juice; another is 5% orange juice. How many liters of each should be mixed together in order to get 15L that is 18% orange juice?

How many liters of the 20% orange juice should be in the mixture?

Answer 1

Answer: There are 9 liters in 20% juice. Then there are 6 liters in 5% juice.

Explanation:

0.20x + 0.75 - 0.05x = 2.1

0.15x + 0.75 = 2.1

0.15x = 1.35

x = 9