SOLUTION: A dealer has tea worth $1.20 a pound and tea worth $1.90 a pound. How many pounds of each kind must he use to make 70 pounds that can be sold for 1.50 per pound?

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Question 676582: A dealer has tea worth $1.20 a pound and tea worth $1.90 a pound. How many pounds of each kind must he use to make 70 pounds that can be sold for 1.50 per pound?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 
Hi
How many pounds of each kind must he use to make 70 pounds that can be sold for 1.50 per pound?
has highlight%2870-x%29tea worth $1.20 a pound and highlight%28x%29tea 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
30%2A1.90+%2B+40%2A1.20+=+1.50%2A70+=+105