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English and Logical Reasoning Prep Guide
Exam
English and Logical Reasoning Prep Guide
Subject
Logical Reasoning
Chapter
Chart Logic

English and Logical Reasoning Prep Guide · Logical Reasoning · Chart Logic

169 64 81 30 625 ? 49 50 1296 576 100 70

169 64 81 30
625 ? 49 50
1296 576 100 70

Options

  1. A324324
  2. B289289
  3. C441441
  4. D361361

Correct answer

A. 324324

Step-by-step solution

First row ⇒169+64+81=13+8+9=30\begin{gathered} \Rightarrow \quad \sqrt{169}+\sqrt{64}+\sqrt{81} \\ =13+8+9=30 \end{gathered} Second Row⇒25+?+49=50⇒?=50−32=18∴(?)=(18)2=324\begin{array}{ll} \Rightarrow & 25+\sqrt{?}+\sqrt{49}=50 \\ \Rightarrow & \sqrt{?}=50-32=18 \\ \therefore & (?)=(18)^2=324 \end{array}Third Row \begin{gathered} \Rightarrow \quad\sqrt{1296}+\sqrt{576}+\sqrt{100}\\ =36+24+10=70 \end{gathered}
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