2. your company has three acid solutions on hand: 30%, 40%, and 80% acid. it can mix all three to come up with a 100-gallons of a 39% acid solution. if it interchanges the amount of 30% solution with the amount of the 80% solution in the first mix, it can create a 100-gallon solution that is 59% acid. how much of the 30%, 40%, and 80% solutions did the company mix to create a 100-gallons of a 39% acid solution?