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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

5 17 23 7 8 2 9 15 5 42 80 ?

5	17	23
7	8	2
9	15	5
42	80	?

Options

A $50$
B $60$
C $70$
D $98$

Correct answer

B. $60$

Step-by-step solution

\begin{aligned} & 5+7+9=21 \times 2=42 \\ & 17+8+15=40 \times 2=80 \\ & 23+2+5=30 \times 2=60\end{aligned}

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