In following questions, one term in number series is incorrect.
Find out the incorrect number 56, 72, 90, 110, 132, 150
Option:
A. 72
B. 90
C. 110
D. 150
Answer: D . 150
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Justification:
The numbers are 7 * 8, 8 * 9, 9 * 10, 10 *11, 11 * 12, 12 * 13.
So, 150 is wrong and must be replaced by (12 * 13) i.e. 156.
