add up the amount of alcohol in each part, and the result
0.10(b-500) + 0.15b = 1.00 * 125
In the lab, Mary has two solutions that contain alcohol and is mixing them with each other. She uses 500 milliliters less of Solution A than Solution B. Solution A is 10% alcohol and Solution B is 15% alcohol. How many milliliters of Solution B does she use, if the resulting mixture has 125 milliliters of pure alcohol?
1 answer
1 answer