Answer:
3
Step-by-step explanation:
Formula:

= 3
Correct, I am not sure it that was the answer you were looking for
8/10 is greater than 63/100, it is grater because when u change them into a percentage 8/10 is higher
A/Wall if you have 20 and 30 that box is missing # so you will need to times and you will get something like this 20×30=60 and that's the missing #
B/Its going to be about 768 so you need to times and if you don't get 768