2 x 2
4
2 x 3
6
2 x 1
2
2 x 5
10
2 x 10
20
5 x 5
25
5 x 4
20
5 x 3
15
5 x 10
50
8 x 5
40
8 x 4
32
8 x 3
27
8 x 2
16
3 x 3
9
3 x 4
12
3 x 10
30
