Problema Solution
cashews sell for $4 a pound. Peanuts sell for $1.50 a pound. The manager of store mixes 60 pounds of some peanuts with some cashews and sells mixture for $2. how many pounds of cashews should be mixed with the peanuts to ensure no change in the profits?
Answer provided by our tutors
let
c = lbs of the cashews needed for the mix
p = lbs of the peanuts needed for the mix
The manager of store mixes 60 pounds of some peanuts with some cashews and sells mixture for $2:
c + p = 60
4c + 1.50p = 2*60
by solving the above system of equations we find:
c = 12 lbs
p = 48 lbs
click here to see the step by step solution of the system of equations:
12 pounds of cashews and 48 pounds of peanuts should be mixed.