'Math - How to check whether the given number is between X and Y
Function InBetween(ByVal Num As Variant, ByVal X As Variant, ByVal Y As Variant) As Boolean
    Dim bResult As Boolean
    bResult = False
    If IsNumeric(Num) And IsNumeric(X) And IsNumeric(Y) Then
        If X < Y Then
            If Num > X And Num < Y Then
                bResult = True
            End If
        ElseIf Y < X Then
            If Num > Y And Num < X Then
                bResult = True
            End If
        End If
    End If
    InBetween = bResult
End Function