Question 1025737
Single variable method -

X is the amount of 25% juice

20-X is the 5% juice

25X+5(20-X)=10*20

25X+100-5X=200

20X=100

X=5

20-X=15

5L of the 25% contains 1.25L juice
15L of 5%  contains .75L juice

total 20 L containing 2.00L juice