The sequence seems to be that you add 1 and then multiply by 2, and then add 1 and multiply by 3, so I would assume you do 9 + 1 = 10, and then multiply by 4 to get 40 as your next number. I hope this helps!
Answer:
C
Step-by-step explanation:
Jason- Two bags 6 tiles each = 1 bag 12 tiles
2/12 for a 5. 2 for 36.