Can someone please answer the most recent question here's some points

Bob’s bank charges him a $3.15 service fee every time he uses an out-of-network atm. if bob uses an out-of-network atm an average of three times every two weeks, how much will he pay in service fees over the course of a year? a. $327.60 b. $109.20 c. $491.40 d. $245.70 select the best answer from the choices provided a b c d

The circumference of a circle is 5 pi cm. what is the area of the circle?

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=