Q101
One term in the number series is wrong. Find out the wrong term. 1, 3, 10, 21, 64, 129, 356, 777
A.
21
B.
129
C.
10
D.
356
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
The correct pattern is x 2 + 1, x 3 + 1, x 2 + 1, x 3 + 1,.....So, 356 is wrong and must be replaced by (129 x 3 + 1) i.e. 388.