Coding Decoding Reasoning Practice Questions

Coding Decoding Questions for Practice

Category: Substitution:

In this section an object names are substituted with different object names. We should carefully trace the substitution and answer given question. Some examples are given below:

Question 1: ‘book’ is coded as ‘pencil’, ‘pencil’ is coded as ‘mirror’, ‘mirror is coded as ‘book’. Then what is useful to write on a paper?

Answer: Pencil is coded as mirror
Answer = mirror.

Question 2:

In a certain code, COMPUTER is written as RFUVQNPC. How is MEDICINE written in the same code ?

a) MFEDJJOE
b) EOJDEJFM
c) MFEJDJOE
d)EOJDJEFM

Ans: Option d
The letters of the word are written in reverse order and expect the first and the last letter all other letters are
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Question 3: In a certain code FLOWER is coded as 36 and SUNFLOWER is coded as 81, then how to code FOLLOWS?

a) 42
b)49
c)63
d) 36

Ans: Option b
The word FLOWER has 6 letters . 62 is 36
The word SUNFLOWER has 9 letters. 92 is 81
Like FOLLOWS has 7 letters. So 72 is 49

Question 4: In a certain code ,’il be pee’ means ‘roses are blue’,’sik hee’ means ‘red flowers’ and ‘pee mit hee’ means ‘flowers are vegetables’, How is ‘red’ written in that code?

a)hee
b)sik
c)be
d)cannot be determined
e)none

Ans: Option b
Code Sentence
Il be pee roses are blue
Sik hee red flowers
Pee mit hee flowers are vegetables
In II and III code ‘hee’ stands for ‘flowers’. So ‘sik’ stands for ‘red’

Question 5 :

If A stands for +, B stands for -, C stands for x, what is the value of (10C4)(A) (4C4)B6 ?

a) 60
b) 50
c) 56
d) 46

Ans: Option b
(10C4)(A) (4C4)B6 = (10 * 4) + (4*4) –6 = 50

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