Answer:
120.
Step-by-step explanation:
She adds $5 to her account each week. If 0 weeks have gone by, then her account hasn't changed.
You don't use it usually because teachers usually say use 3.14 as an approximation
I think it's 1/4 because -4/1
The answer is A. It says that circle b is 16 times greater so yeah its A.