Question

How many ounces of a 30% alcohol solution must be mixed with 18ounces if a 35% alcohol solution to make a 33% alcohol solution

Answer 1

12 ounces

Explanation:

0.30 x + 0.35 (18) = 0.33 (x + 18)

0.30 x + 6.3 = 0.33 x + 5.94

0.36 = 0.03 x

x = 12