I think it will be B 610 and 820 but im not sure.
Hope This Helps!
~Cupcake
The answer is 2/3 because the cat and the mouse had a child name catouse and then he built a space ship but yea the answer is really 2/3
12 times 2 is 24, and 24 times 2 is 48, so there was 48 cookies