Problema Solution
A storekeeper wishes to sell 100 pounds of mixed nuts at $1.75 per pound. He mixes peanuts sold at $1.65 per pound with cashews sold at $1.90 per pound. How many pounds of each does he use?
Answer provided by our tutors
Let
x = pounds of peanuts
y = pounds of cashews
x + y = 100
1.65x + 1.90y = 1.75*100
........
click here to see the system of equations solved for x and y
........
x = 60 lb
y = 40 lb
The storekeeper uses 60 pounds of peanuts and 40 pounds of cashews.