Question

Asked Oct 11, 2019

Fifteen pounds of trail mix are made by mixing 2 pounds of raisins worth $6 per pound with peanuts worth $2 per pound and chocolate coated candies worth $3 per pound. How many pounds of peanuts must be used if the mixture is to be worth $3.20 per pound?

Step 1

Let ‘x’ pounds of peanut and ‘y’ pounds of chocolate coated candies be present in the 15 pound trail mix.

Then since the total weight of trail mix is 15 pounds, we must have:

Step 2

Also cost of trail mix is $3.20 per pound, so for 15 pounds the total cost will be:

Step 3

Next, It is given that:

Cost of raisins is $6 per pound.

Cost of peanuts worth $2 per pound and,

Cost of cho...

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