x3  x4  x6  x7  x8 

100What is 6
2 x 3

100What is 8
4 x 2

100What is 18
6 x 3

100What is 21
3 x 7

100What is 72
8 x 9

200What is 9
3 x 3

200What is 16
4 x 4

200What is 48
6 x 8

200What is 56
7 x 8

200What is 56
8 x 7

300What is 12
3 x 4

300What is 36
4 x 9

300What is 24
6 x 4

300What is 49
7 x 7

300What is 64
8 x 8

400What is 18
6 x 3

400What is 36
4 x 9

400What is 36
6 x 6

400What is 42
7 x 6

400What is 32
8 x 4

500What is 24
8 x 3

500What is 28
4 x 7

500What is 54
6 x 9

500What is 70
7 x 10

500What is 80
8 x 10
