A grocer needs to mix raisins at $2.00 a pound with granola at $3.25 a pound to obtain 10 pounds of a mixture that costs $2.50 a pound. How many pounds of raisins and how many pounds of granola must be used?

Respuesta :

Four lbs of granola = 13 lbs
Six lbs of raisins = 12 lbs

13+12=25

25/$2.50=10