Problema Solution

how many gallons each of 25% alcohol and 10% alchohol should be mixed to obtain 15 gal of 22% alcohol?

Answer provided by our tutors

Let

x = gal of 25% alcohol

y = gal of 10% alcohol

x + y = 15

0.25x + 0.10y = 0.22*15

........

click here to see the system of equations solved for x and y

........

x = 12 gal

y = 3 gal

12 gallons of 25%alcohol and 3 gallons of 10% alcohol is needed.