Mahmut S. answered • 09/02/21

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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