Help me would really appreciate it thxs.

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

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)