Question

Victor borrowed 21.50 from his mother to go to the theater. a week later,he paid her 21.50 back. how much did he still owe her

Answer 1

Well... 21.50 is how much he needed to pay back, and he paid 21.50 back, so that means that he's paid off his debt.

Answer 2

none because he had already paid her 21.50 back