Hi

How many pounds of each kind must he use to make 70 pounds that can be sold for 1.50 per pound?

 has tea worth $1.20 a pound and tea worth $1.90 a pound.

Mixing algebraically

 1.90x + 1.20(70-x) = 1.50 • 70

           .70x = .30• 70

                x = 30lb of the $1.90  and 40lb of the $1.20

and

 

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