mental ability question 3,6,9,12,.....
Answer (1)
10th Apr, 2020
Hello,
The common difference between two consecutive terms in the series is 3. This series is in fact the multiplication table of 3.Therefore the fifth term will be 12+3= 15.
So the series will be 3, 6, 9, 12, 15, 18, 21, 24, 27, 30,...
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