DIRECTION: In each as the following number series a wrong number is given. Find out that number. |
A) 9
B) 36
C) 99
D) 225
Correct Answer: C
Solution :
The differences are \[~1-0=1={{1}^{3}}\text{ };9-1=8\] \[={{2}^{3}};36-9=27={{3}^{3}};99-36=63\ne {{4}^{3}},\] but \[100-36=64={{4}^{3}};\] \[225-100=125={{5}^{3}};\] \[441-225=216={{6}^{3}}\]You need to login to perform this action.
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