Direction: Find out the missing number in the series. 4, 5, 9, 81, 25, __________
Question and options
Direction: Find out the missing number in the series.
4, 5, 9, 81, 25, __________
- 43
- 16
- 50
- 59
Answer and explanation
Correct answer: B - 16
The first three terms are 4, 5 and their sum 9. They are then followed by their squares in reverse order: 9 x 9 = 81 and 5 x 5 = 25. The next term is therefore 4 x 4 = 16.
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CUSAT CAT Five-Year LL.B.
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