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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

array lll 81 & 36 & 25 49 & 100 & 36 9 & 64 & 16 139 & 200 & ? array

\begin{array}{lll}81 & 36 & 25 \\49 & 100 & 36 \\9 & 64 & 16 \\139 & 200 & ?\end{array}

Options

A $77$
B $107$
C $67$
D $57$

Correct answer

A. $77$

Step-by-step solution

Fourth last term of every column is sum of all above values, so

25+36+16=77

.

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