Question

You need a 35% solution. You are going to mix 15 liters of a 27% solution with an amount of a 50% solution. How much of the 50% solution should you use?
A) 8 liters
B) 17 liters
C) 23 liters
D) 28 liters

Answer 1

0.35 (15+x) = 0.27(15) + 0.5x

X = 8 liters