Answer:
i cant see the question really well,can you plz send another copy
Step-by-step explanation:
Answer:
<h2>D) - 9/7</h2>
Hope this will help you lot.
18:24 = 3/4
4:70 = 2/35
35:105 = 1/3
22:7 = 22/7
12:165 = 4/55
X*y=72
x = 5y-2
x=72/y
72/y=5y-2
72=5y^2-2y
5y^2 -2y - 72 = 0
(5y+18)(y-4)=0
y = -18/5 discard
or y = 4
4x=72
x=18
(18,4)
After five weeks they will have the same amount of money.
