Try another version of this question
You have one type of nut that sells for $4.40/lb and another type of nut that sells for $8.30/lb.
You would like to have 11.7 lbs of a nut mixture that sells for $4.50/lb.
How much of each nut will you need to obtain the desired mixture?
You will need
lbs of the cheaper nut
and
lbs of the expensive nut. 11.4
0.3