Question

What is the common ratio of this geometric sequence? 1.1, 4.4, 17.6, 70.4,..

Answer 1

Pick a term, any term

Answer 2

Which term did you pick?

Answer 3

Ok say you picked the 3rd term. Divide that term by the previous term:


17.6/4.4 = 4


So the common ratio is 4

Answer 4

You can do this with any term (except for the first)