Set Up an Equation That Can Be Used to Solve

Multiple Choice

Set up an equation that can be used to solve the problem. Solve the equation and answer the question asked.
-A chemist needs 90 milliliters of a 54% solution but has only 48% and 66% solutions available. Find how many milliliters of each that should be mixed to get the desired solution.

A) 30 ml of 48%; 60 ml of 66%
B) 63 ml of 48%; 27 ml of 66%
C) 63 ml of 48%; 30 ml of 66%
D) 60 ml of 48%; 30 ml of 66%