Directions for Questions - In each of the following figures, numbers are written according to some patterns and one number is missing. Find the missing number that replaces the question mart. |
A) 84
B) 195
C) 240
D) None of these
Correct Answer: B
Solution :
\[{{\left( 2+3+2+6 \right)}^{2}}-1\text{ =1}{{3}^{2}}-\text{ 1 }=\text{ }168\] \[{{\left( 3+2+\text{ }1\text{ }+5 \right)}^{2}}-1=\text{1}{{\text{1}}^{2}}-1\text{ }=120\] \[\therefore {{\left( 2+4+5+3 \right)}^{2}}-1={{14}^{2}}-1=195\]You need to login to perform this action.
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