Mahmut S. answered 09/02/21
Tutor
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SAT Math Expert
Hello Kim.
If you check the pattern; you will notice that each term is divided by 5 to get next one;
(1125/5 = 225, 225/5 = 45, etc.)
9 is the 4th term;
5th term:9/5
6th term: 9/25
7th term: 9/125
8th term: 9/625
hope that helps
Mahmut S.
Also common ratio is 1/5.09/02/21