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Mathematics, 25.10.2020 01:00 alexahrnandez4678

A soil analysis of a lawn determines that 50 pounds of fertilizer containing 20% nitrogen is needed. How can this mixture be made from two different fertilizers, one containing 15% nitrogen and the other containing 24% nitrogen?

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A soil analysis of a lawn determines that 50 pounds of fertilizer containing 20% nitrogen is needed....
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