25 different ways:
20, 20, 20, 20, 5
20, 20, 20, 10, 10, 5
20, 20, 20, 10, 5, 5, 5
20, 20, 20, 5, 5, 5, 5, 5
20, 20, 10, 10, 10, 10, 5
20, 20, 10, 10, 10, 5, 5, 5
20, 20, 10, 10, 5, 5, 5, 5, 5
20, 20, 10, 5, 5, 5, 5, 5, 5, 5
20, 20, 5, 5, 5, 5, 5, 5, 5, 5, 5
20, 10, 10, 10, 10, 10, 10, 5
20, 10, 10, 10, 10, 10, 5, 5, 5
20, 10, 10, 10, 10, 5, 5, 5, 5, 5
20, 10, 10, 10, 5, 5, 5, 5, 5, 5, 5
20, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5
20, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
20, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
10, 10, 10, 10, 10, 10, 10, 10, 5
10, 10, 10, 10, 10, 10, 10, 5, 5, 5
10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5
10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 5, 5
10, 10, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5
10, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5