A chemist needs 90 milliliters of a 57% solution but has only 41% and 77% solutions available. Find how many milliliters of each that should be mixed to get the desired solution.
A. 30 mL of 41%; 60 mL of 77%
B. 50 mL of 41%; 40 mL of 77%
C. 40 mL of 41%; 50 mL of 77%
D. 60 mL of 41%; 30 mL of 77%