The owner of Snack Shack mixes cashews worth $5.75 a pound with peanuts worth $2.30 a pound to get a half-pound, mixed-nut bag worth $1.90, How much of each kind of nut is included in the mixed bag?
2 Answers
Explanation:
I haven't been doing the undated ones lately, but I like nuts.
Let
We have
Check:
Cashew nuts
Peanuts
Explanation:
Final blend
Let the weight in pound of cashew nuts be
Let the weight in pound of peanuts be
We know that by weight:
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The slope of part is the same as the slope of all
Slope
From the above:
From the above
So if all cashew nuts the cost is
The
Turn everything up the other way to get the
Thus
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