Tips to Solve Missing Character Reasoning Questions

Introduction

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Questions, which ask to insert the missing number, come under this category. In most cases one of the following will be given.

A diagram or a set of diagrams
Or a matrix
Or any random figure e.g. star

Each of these has some characters. These characters can be numbers or letters or a combination of number and letters that follow a particular pattern. We need to crack the reasoning or logic behind this pattern so as to find the missing term.

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Concepts & tricks
Practice Questions Level 01

Most common patterns

Different types of patterns could be there, some of the patterns are as following

It could be sum of two numbers divided by a constant
It could be average of numbers
It could be in the form of alphabets, where alphabets are increased by constant or increased by square of numbers or increased by prime numbers
It could be the difference of product of two diametrically opposite numbers.
It could be the difference of sum of adjacent numbers.
The difference of the numbers could be in the pattern 1³±1,2³±1, and so on.
The difference of the numbers could be in the pattern 1²±1, 2²±1, and so on.
Numbers could be 1²,2²,3²and so on or 1³,2³, 3³… and so on.

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The difference could be prime numbers or difference could be square of prime numbers.
The difference could be in the form of N²±N or N³±N.
The difference could be in the form of ×N+N or ×2+1,×2+2,×2+3…and so on.
The difference could be in the form of×2±1 alternatively.
Numbers could be ×1,×2,×3…… and so on.