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Series Completion
1, 1, 4, 8, 9, 27, 16,?
32
64
81
256
Correct Answer:
64
Explanation:
The series consists of squares and cubes of consecutive natural numbers i.e. 1
2
, 1
3
, 2
2
, 2
3
, 3
2
, 3
3
, 4
2
, .....
So, missing term = 4
3
= 64.
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Series Completion
1, 2, 3, 6, 9, 18,?, 54
6, 13, 25, 51, 101,?
5,6,9, 15,?, 40
1, 3, 4, 8, 15, 27,?
3, 4, 7, 7, 13, 13, 21, 22, 31, 34,?
198, 194, 185, 169,?
2, 3, 5,7,11,?, 17
6, 12, 21,?, 48
Which term of the series 5, 10, 20, 40, ..... is 1280?
2, 5, 9,?, 20, 27
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