Answer:
F: 12r+y
Explanation:
- Why not G because if you multiple 2 by 6 and you get 12 then why not multiple the 6 too.
- Why not H because how do you get 16???
- Why not J because you don't add 2 pulse 6 to make 8 when you are supposes to multiple.
Hope this helps and sorry if wrong :)