Question: A chemist has three different acid solutions. The first acid solution contains 15% acid, the second contains 30% and the third contains 60%. They want

A chemist has three different acid solutions. The first acid solution contains 15% acid, the second contains 30% and the third contains 60%. They want to use all three solutions to obtain a mixture of 105 liters containing 35% acid, using 22 times as much of the 60% solution as the 30% solution. How many liters of each solution should be used?

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