Problema Solution

How many pounds of 80 cent nuts and how many 50 cent nuts must a dealer use to produce a mixture of 90 pounds to sell at 75 cents per pound?

Answer provided by our tutors

let


x = pounds of 80 cents nuts


y = pounds of 50 cent nuts


x + y = 90


80x + 50y = 75*90


by solving the above system of equations we find:


x = 75 lbs


y = 15 lbs


click here to see the step by step solution of the system of equations:


Click to see all the steps



the dealer must use 75 pounds of the 80 cent nuts and 15 pounds of the 50 cent nuts.