Question

Lots a Loot Bank charges a monthly service fee and a per-check fee, and its total monthly fees as they relate to the number of checks written per month is shown by the graph below.

@kevinzhengli

Answer 1

it's b.

Answer 2

a monthly service fee of .50, because that is the value that it starts at. So you know he can't pay less than 50 cents. Every check he rights after that adds 50 cents

Answer 3

Mattt9 is correct.