How to search the '%' in a table?

Question

Table     T1
Col1    Col2
%          1
X          2
%          3

I need to return the rows which are all having %. Simply how to search the string % in Oracle.

Answer 1

SELECT *
FROM T1
WHERE col1 LIKE '\%' ESCAPE '\';

Answer 2

SELECT * FROM Employee WHERE EmployeeName LIKE 's%'