Question
In the series 3, 9, 15,.............what will be the 21st term?
Answer: Option C
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More Questions on This Topic :
Question 7. Find the missing term: 1, 9, 25, 49, ?, 121....
Question 8. Find the missing term: 4, 6, 9, 131/2, ?....
Question 10. Find out the wrong term: 196, 169, 144, 121, 101....
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