Ok so what you will do is 3-18 then you will add 1 and make is to 400X1
18bags
Look if 1=3 2=9 3= 18 so he uses 18 bags!
Answer:arc lengths; radius
l guzz.. sry if wrong....
Answer:
The next number is 127
Step-by-step explanation:
The sequence is the previous number times 2 plus one.
