Problema Solution
A grocery mixes some dried cranberries that cost $6 per pound with some granola that costs $2 per pound. How many pounds of each should be used to make a 50-pound mixture that costs $2.64 per pound?
Answer provided by our tutors
let
x = lbs of cried cranberries
y = lbs of granola
we need to make 50-pound mixture that costs $2.64 per pound:
x + y = 50
6x + 2y = 2.64*50
by solving the above system of equations we find:
x = 8 lbs
y = 42 lbs
click here to see the step by step solution of the system of equations:
8 pounds of dried cranberries and 42 pounds of granola should be used for the mix.