SOLUTION: A customer has asked a caterer to provide 60 lbs of nuts, 60% of which are to be cashews. The caterer has available mixtures of 70% cashews and 45% cashews. How many pounds of each

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Question 438171: A customer has asked a caterer to provide 60 lbs of nuts, 60% of which are to be cashews. The caterer has available mixtures of 70% cashews and 45% cashews. How many pounds of each mixture should be used?
Answer by rwm(914) About Me  (Show Source):
You can put this solution on YOUR website!
a+b=60
.7a+.45b=.6*60
a=36 b=24
36 lb of 70%
24 lbs of 45%