Direction: Find out the missing number in the series. 4, 6, 9, 13, __________
Question and options
Direction: Find out the missing number in the series.
4, 6, 9, 13, __________
- 18
- 17
- 16
- 19
Answer and explanation
Correct answer: A - 18
The differences between terms are 2, 3 and 4 (4 to 6, 6 to 9, 9 to 13), rising by 1 each time. The next difference is 5, so the next term is 13 + 5 = 18. 17 would need a difference of 4 again.
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CUSAT CAT Five-Year LL.B.
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