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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

9 4 8 6 5 2 2 2 4 12 3 ?

9	4	8
6	5	2
2	2	4
12	3	?

Options

A $10$
B $20$
C $30$
D $40$

Correct answer

C. $30$

Step-by-step solution

9 \times 2-6=12,4 \times 2-5=3

so

8 \times 4-2=30

.

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