A gardener has two kinds of solutions containing weed killer and water. One is 5% weed killer and the other…

A gardener has two kinds of solutions containing weed killer and water. One is 5% weed killer and the other….

A gardener has two kinds of solutions containing weed killer and water. One is 5% weed killer and the other is 15% weed killer. The gardener needs 100 liters of a 12% solution and wants to make it by mixing. How much of each solution should be used?

A gardener has two kinds of solutions containing weed killer and water. One is 5% weed killer and the other…

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