Question

Suppose that you have a supply of a 25% solution of alcohol and a 75% solution of alcohol. How many quarts of each should be mixed to produce 100 quarts that is 30% alcohol?

Answer 1

.25x+.75(100-x)=.30(100)
solve for x

Answer 2

I solved for x which is 90. what do I do next ?

thanks for your help

Answer 3

x=how many quart of 25% solution of alcohol
100-x=the reminder of quart; or how many quart of 75% solution of alcohol

Answer 4

thanks