Deluxe coffee is to be mixed with regular coffee to make at least 46 pounds of a blended coffee. The mixture must contain at lea
st 11 pounds of deluxe coffee. Deluxe coffee costs $7 per pound and regular coffee $5 per pound. How many pounds of each kind of coffee should be used to minimize costs?
Although, I cannot answer this properly due to grammatical errors, I think its safe to say you were referring to the younger brother, whom of which would be 11.