For non-negative integers \(x\) and \(y,\) what is the remainder when \(x\) is divided by \(y?\)

[Vincen]

For non-negative integers \(x\) and \(y,\) what is the remainder when \(x\) is divided by \(y?\)

(1) \(\dfrac{x}{y} = 13.8\)
(2) The numbers \(x\) and \(y\) have a combined total of less than 5 digits.

[spoiler]OA=C[/spoiler]

Source: Veritas Prep