99,33,11,__
Firstly dividing the first term by the second term we have
99/33=3
Now dividing the 2nd term by the term leading next we have
33/11=3
So if we divide the 3rd term by 3
We'll get
11/3,11/6 nd so on
so the next terms are 11/3,11/6,11/9 and so on ..