How do you do this question? and what does the bar lines mean, is it absolute value?

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

Jacks bank statement shows an account balance of -$25.50. which describes the magnitude, of size, of the debt in dollars

Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.