Set up an equation that can be used to solve the problem. Solve the equation and answer the question asked. A chemist needs 70 milliliters of a 67% solution but has only 52% and 73% solutions available. Find how many milliliters of each that should be mixed to get the desired solution.

Question

A. 50 ml of 52%; 20 ml of 73%
B. 23 ml of 52%; 47 ml of 73%
C. 23 ml of 52%; 50 ml of 73%
D. 20 ml of 52%; 50 ml of 73%

Answer 1

Answer: D