How many ounces of a 12% alcohol solution must be mixed with 9 ounces of a 20% alcohol solution to make a 16% alcohol solution?

Question

asked Nov 11, 2023 165k views

1 Answer

Max Novich · Answer 1 · 2023-11-17T04:21:59+0000

Answer:

9 ounces

Explanation:

Let x = number of ounces of 12% solution.

0.12x + 0.2 × 9 = 0.16(x + 9)

0.12x + 1.8 = 0.16x + 1.44

-0.04x = -0.36

x = 9

Answer: 9 ounces