Problema Solution
A grocer needs to mix raisins at $2.00 per pound with granola at $3.25 per pound to obtain 10 pounds of a mixture that costs $2.50 per pound. How many pounds of raisins and how many pounds of granola must be used?
Answer provided by our tutors
Let
x = pounds of raisins
y = pounds of granola
x + y = 10
2x + 3.25y = 2.50*10
........
click here to see the system of equations solved for x and y
........
x = 6 lbs
y = 4 lbs
6 pounds of raisins and 4 pounds of granola must be used.