Question

The numbers in the given figures are arranged according to a particular rule. Select the correct answer which is to be written at the place of sign of interrogation for third figure.

• A. $31$
• B. $23$
• C. $24$
• D. $25$

Answer 1

Answer: (A)

$31$

In first figure:
$\sqrt{9}+\sqrt{16}+\sqrt{25}+\sqrt{36}\Rightarrow 3+4+5+6=18$
In second figure:
$\sqrt{4}+\sqrt{81}+\sqrt{64}+\sqrt{49}\Rightarrow 2+9+8+7=26$
In third figure:
$\sqrt{25}+\sqrt{64}+\sqrt{144}+\sqrt{36}\Rightarrow 5+8+12+6=31$