SOLUTION: Nuts to you Shoppe sells cashews for $15 per kg and pecans for $10 per kg. How many kilograms of each should be mixed in order to get 20kg of a mixture worth $12 per kg?
Algebra ->
Customizable Word Problem Solvers
-> Mixtures
-> SOLUTION: Nuts to you Shoppe sells cashews for $15 per kg and pecans for $10 per kg. How many kilograms of each should be mixed in order to get 20kg of a mixture worth $12 per kg?
Log On
Question 269815: Nuts to you Shoppe sells cashews for $15 per kg and pecans for $10 per kg. How many kilograms of each should be mixed in order to get 20kg of a mixture worth $12 per kg? Answer by checkley77(12844) (Show Source):
You can put this solution on YOUR website! 15x+10(20-x)=12*20
15x+200-10x=240
5x=240-200
5x=40
x=8 kg. of cashews are used.
20-8-12 kg. of pechans are used.
Proof:
15*8+10*12=12*20
120+120=240
240=240
(