When the positive integer \(n\) is divided by \(25\), the

[swerve]

When the positive integer \(n\) is divided by \(25\), the remainder is \(13\). What is the value of \(n\)?

1) \(n < 100\)
2) When \(n\) is divided by \(20\), the remainder is \(3\).

The OA is C

Source: GMAT Prep

[Ian Stewart]

Using Statement 1, n can be 13, 38, 63, and 88.

Using Statement 2 alone, we'll have an infinite number of values of n, separated by 100, the LCM of 25 and 20.

Using both Statements, n must be 63, and the answer is C.