Question

Mixture x contains 60% water and 40% chloride. If 120 gallons of mixture y is added to 80 gallons of mixture x in order to produce a solution that contains 75% water and 25% chloride, how many gallons of water must mixture y contain?

Answer 1

Answer:

Mixture X contains 60% water and 40% chloride. If 120 gallons of Mixture Y is added to 80 gallons of mixture X ... therefore: mixture y should have 78 gallons of water