(8 + 9) = 17 so all you need is your 17 times table: 17, 34, 51, 68, 86, so on.
3 if you r talking about both
72
The mystery ticket gives you to go to island 8 and9
No, 8 cannot go into 420 evenly.
1
-1
The number that both 7 and 8 can go into evenly is 56.
No, 8 cannot go into 42 evenly.
Multiply them together.
Not evenly.
Not evenly.
Not evenly.