A) The eight pound bag costs less if you divide 7 by 6 you get $1.17 per pound. If you divide 9 by 8 you get $1.13.
B) 1.17 dollars per pound
(Everything above is rounded so do the math to find the more accurate numbers)
Perimeter = 2 * 85 + 2 * 125 = 420
85 * 125 = 10,625 area
70 by 140 = 420 perimeter
70 * 140 = 9,800 area
Answer:

Step-by-step explanation:

448, you just have to work the problem. But if my math is correct, then the answer is 448.