SOLUTION: The manager of a store selling tea plans to mix a more expensive tea that costs $5 per pound with a less expensive tea that cost $3 per pound to create a 100 pound blend that will

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Question 664155: The manager of a store selling tea plans to mix a more expensive tea that costs $5 per pound with a less expensive tea that cost $3 per pound to create a 100 pound blend that will sell for $4.50 per pound. how many pound of each type of tea with be required?
I have no idea where to start
please help
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
Price $ ---------------- quantity
Tea type I 5 ----------------x pound
Tea type II 3 ------ 100 - x pound
Mixture 5 ---------------- 100

5x+3(100-x)=4.5 * 100
500x+300(100-x) =45000
500x+30000-300x=45000
500x-300x=45000 - -30000
200x=15000
/ 200
x= 75 pound Tea type I
25 pound Tea type II

m.ananth@hotmail.ca