You mix 5 liters of 30% juice with 3 liters of 60% juice. What percentage juice is the mixture?
Answer
41.25 percent
How to solve it
1
Pure juice from first: 5 × 0.30 = 1.5 L
2
Pure juice from second: 3 × 0.60 = 1.8 L
3
Total juice: 1.5 + 1.8 = 3.3 L
4
Total volume: 5 + 3 = 8 L
5
Percentage: 3.3 ÷ 8 = 0.4125 = 41.25%
Hints
Calculate pure juice from each mixture
Add pure juice amounts
Divide by total volume and convert to percent