Mathematics, 26.03.2021 07:40 tristan70
A high-protein diet supplement that costs $7.00 per pound is mixed with a vitamin supplement that costs $3.50 per pound. How many pounds of each should be used to make 5 lb of a mixture that costs $4.20 per pound?
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A high-protein diet supplement that costs $7.00 per pound is mixed with a vitamin supplement that co...
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