4's
4x4
what is 16
5x4
what is 20
6x6
what is 36
7x7
what is 49
8x10
what is 80
4x3
what is 12
6x5
what is 30
6x5
what is 30
7x11
what is 77
8x9
what is 72
4x10
what is 40
5x11
what is 55
6x10
what is 60
7x10
what is 70
8x1
what is 8
4x11
what is 44
5x10
what is 50
6x11
what is 66
6x7
what is 42
8x12
what is 96
4x12
what is 48
5x12
what is 60
6x12
what is 72
7x12
what is 84
8x11
what is 88