Question

Nancy's nut shop sells cashews for $5.30 per pound and peanuts for $2.80. How many pounds of peanuts must be added to 20 pounds of cashews to make a mix that sells for $3.30 per pound?

Answer 1

Answer:

80 pounds

Step-by-step explanation:

let 'p' = pounds of peanuts to be added

20(5.3) + 2.8p = 3.3(20 + p)

106 + 2.8p = 66 + 3.3p

40 = 0.5p

p = 80

Answer 2

Nancy's nut shop sells cashews for $5.30 per pound and peanuts for $2.80. How many pounds of peanuts must be added to 20 pounds of cashews to make a mix that sells f