We will call:
M=Mari
J=Jen
Initial equations:
M=2J
M+J=480
(the fact that they work 20 hours a week is not needed in this problem information)
Plug in:
2J+J=480
3J=480
J=160
Jen makes $160 a week.
Therefore:
M=2J
M=2(160)
M=320
Mari makes $320 per week
Jen makes $160 per week
Answer:

Step-by-step explanation:
Just factored out the 10.
<span>Ans: I = P*r*t = 900*0.023*1.5 = $31.50
I hope this help</span>
Answer:
Zb=62
Step-by-step explanation:
Two angles are complementary when they add up to 90 degrees.
90-28=62
Answer:
<em>B) Parallellogram </em>
Step-by-step explanation:
Parallelograms are quadrilaterals where all of the opposite sides are parallel and equal.
Hope this helped, let me know if you need anything else ^-^