Problema Solution
Sarah Meeham blends coffee for Tasti-Delight. She needs to prepare 190 pounds of blended coffee beans selling for $4.24 per pound. She plans to do this by blending together a high quality beans costing $6.25 per pound and a cheaper bean at $2.00 per pound. To the nearest pound, find how much high quality coffee bean and how much cheaper coffee bean she should blend.
Answer provided by our tutors
let
x = lbs of the high quality coffee bean
y = lbs of the cheaper coffee bean
She needs to prepare 190 pounds of blended coffee beans selling for $4.24 per pound
x + y = 190
6.25x + 2.00y = 4.24*190
by solving the system we find
x = 100 lb
y = 90 lb
click here to see the step by step solution of the system of equations
She should blend 100 lbs of high quality coffee bean and 90 lb of the much cheaper coffee bean.