05 Logical Reasoning Quiz with solution for Exam Topic Wise

Topic Wise Logical Reasoning Quiz with solution for Exam 

Logical Reasoning Topic: FIND THE ODD REASONING

1 >>Find the odd one out. ?

• (A) Mechanic
• (B) Blacksmith
• (C) Engineer
• (D) Mason

Solution All except Mechanic help in building a house.

2 >>Find the odd one out. ?

• (A) Day
• (B) Calendar
• (C) Date
• (D) Month

Solution All others are parts of a calendar.

3 >>Find the odd one out. ?

• (A) Apple
• (B) Litchi
• (C) Guava
• (D) Orange

Solution Litchi has the larger seed than the others have.

4 >>Find the odd one out. ?

• (A) Clove
• (B) Cinnamon
• (C) Pepper
• (D) Apricot

Solution An apricot is a fruit while others are spices.

5 >>Find the odd one out. ?

• (A) Rice
• (B) Wheat
• (C) Barley
• (D) Mustard

Solution Except Mustard each belongs to the same categeory, viz foodgrains.Mustard is an oilseed.

Download 6 >>Find the odd one out. ?

• (A) Honey
• (B) Pearl
• (C) Coral
• (D) Wax

Solution Resin is the only product in the group which is obtained from trees.

7 >>Find the odd one out. ?

• (A) Potassium
• (B) Silicon
• (C) Zirconium
• (D) Gallium

Solution All except Potassium are metals used in semiconductor devices.

8 >>Find the odd one out. ?

• (A) YWU
• (B) NLJ
• (C) KIF
• (D) VTR

Solution In all other groups of words there is a gap of one letter as in the alphabet between second and third letters.

9 >>Find the odd one out. ?

• (A) Chess
• (B) Hockey
• (C) Cricket
• (D) Volley ball

Solution All except Cortes are currencies, while Cortes is a Parliament.

10 >>Find the odd one out. ?

• (A) Lima
• (B) Algiers
• (C) New York
• (D) Tokyo

Solution All except New York are capital cities.

11 >>Find the odd one out. ?

• (A) Mars
• (B) Pluto
• (C) Mercury
• (D) Sun

Solution All except Sun are planets, while Sun is a star.

12 >>Find the odd one out. ?

• (A) crusade
• (B) campaign
• (C) expedition
• (D) cruise

Solution Cruise = a sea voyage for pleasure.All other words are related to 'journey on land, sea with an aim'.

13 >>Find the odd one out. ?

• (A) Computer
• (B) Radio
• (C) Telephone
• (D) X - ray

Solution All except X - ray are electronic media.

14 >>Find the odd one out. ?

• (A) Feathers
• (B) Tentacles
• (C) Scales
• (D) Pseudopodia

Solution All except Feathers are organs for movement in different organisms.

15 >>Find the odd one out. ?

• (A) Brigadier
• (B) Commodore
• (C) Commander
• (D) Admiral

Solution All except Brigadier are ranks of Navy, while Brigadier is a rank of army.

16 >>Find the odd one out. ?

• (A) Raid
• (B) Attack
• (C) Assault
• (D) Defence

Solution All except Defence are forms of attacks.

17 >>Find the odd one out. ?

• (A) Ball
• (B) Specter
• (C) Globe
• (D) Sphere

Solution All the others are round objects.

18 >>Find the odd one out. ?

• (A) Ant
• (B) Bee
• (C) Moth
• (D) Spider

Solution All except Spider are insects having four legs

19 >>Find the odd one out. ?

• (A) Oats
• (B) Grass
• (C) Convolvulus
• (D) Chenopodium

Solution All except Oats are weeds.

20 >>Find the odd one out. ?

• (A) Stick
• (B) Needle
• (C) Thorn
• (D) Pin

Solution All except Stick prick.

Logical Reasoning Topic: LETTER SERIES REASONING

1 >>In the given question three out of four alternatives contain letters of the alphabet placed in a particular form. Find the one that does not belong to that group. ?

• (A) EHG
• (B) JML
• (C) PSR
• (D) UYX

Solution In all other groups there is a gap of one letter as in the alphabet between first and third letters.

Download 2 >>In the given question three out of four alternatives contain letters of the alphabet placed in a particular form. Find the one that does not belong to that group. ?

• (A) KJG
• (B) ZYV
• (C) NMK
• (D) FEB

Solution In all other groups there is a gap of two letter as in the alphabet between second and third letters.

3 >>In the given question three out of four alternatives contain letters of the alphabet placed in a particular form. Find the one that does not belong to that group. ?

• (A) LNJ
• (B) RTP
• (C) NPK
• (D) FHD

Solution In all other groups there is a gap of one letter as in the alphabet between first and third letters.

4 >>In the given question three out of four alternatives contain letters of the alphabet placed in a particular form. Find the one that does not belong to that group. ?

• (A) XWU
• (B) QPM
• (C) KJH
• (D) DCA

Solution In all other groups there is a gap of one letter as in the alphabet between second and third letters.

Topic Wise Logical Reasoning Quiz with solution 

5 >>In the given question three out of four alternatives contain letters of the alphabet placed in a particular form. Find the one that does not belong to that group. ?

• (A) CAE
• (B) KGM
• (C) NLP
• (D) YWA

Solution In all other groups there is a gap of one letter as in the alphabet between first and second letters.

6 >>In the given question three out of four alternatives contain letters of the alphabet placed in a particular form. Find the one that does not belong to that group. ?

• (A) NKMJ
• (B) FCEB
• (C) URTQ
• (D) TQRP

Solution In all other groups there is a gap of two letter as in the alphabet between third and fourth letters.

7 >>In the given question three out of four alternatives contain letters of the alphabet placed in a particular form. Find the one that does not belong to that group. ?

• (A) GT7
• (B) IR9
• (C) CX3
• (D) JP10

Solution In all other groups first and second letters occupy the same number of position from beginning and end respectively in the alphabet as mentioned at the third place of each group.

8 >>In the given question three out of four alternatives contain letters of the alphabet placed in a particular form. Find the one that does not belong to that group. ?

• (A) J30T
• (B) D22R
• (C) H26R
• (D) A28Z

Solution In all other groups number in between is the sum of positions of first and second letters in the alphabet.

9 >>In the given question three out of four alternatives contain letters of the alphabet placed in a particular form. Find the one that does not belong to that group. ?

• (A) ZYW
• (B) SQN
• (C) GEB
• (D) MKH

Solution In all other groups there is a gap of two letter as in the alphabet between second and third letters.

10 >>In the given question three out of four alternatives contain letters of the alphabet placed in a particular form. Find the one that does not belong to that group. ?

• (A) NOQT
• (B) DEHK
• (C) BCEH
• (D) RSUX

Solution In all other groups of words there is a gap of one letter as in the alphabet between second and third letters.

11 >>In the given question three out of four alternatives contain letters of the alphabet placed in a particular form. Find the one that does not belong to that group. ?

• (A) YWU
• (B) NLJ
• (C) KIF
• (D) VTR

Solution In all other groups of words there is a gap of one letter as in the alphabet between second and third letters.

12 >>In following questions, three sequence of alphabets/numerals are provided which correspond to each other in some way. Find out alphabets/numerals that come in the blank places.Choose the correct option

A _ B A C _ D _ B C D C _ 3 _ 2 _ 1 _ 4 ? ? ? ? d c _ _ b a c b _ _ _ _ ?

• (A) 1, 3, 4, 3,
• (B) 1, 4, 3, 4
• (C) 2, 3, 4, 3
• (D) 3, 4, 1, 4

Solution Clearly, 2 corresponds to A. Now, b corresponds to C and 4 corresponds to b. So, 4 corresponds to C. c corresponds to D and 3 corresponds to c. So, 3 corresponds to D. So, the reamaining number   i.e.,  1 corresponds to B. Thus, BCDC corresponds to 1, 4, 3, 4.

13 >>In following questions, three sequence of alphabets/numerals are provided which correspond to each other in some way. Find out alphabets/numerals that come in the blank places.Choose the correct option.

_ A D A C B _ _ B D C C 1 3 _ _ 1 2 4 2 _ _ _ _ a _ _ b _ _ c d ? ? ? ? ?

• (A) a, c, d, d
• (B) a, d, c, c
• (C) c, a, d, d
• (D) d, c, a, a

Solution Clearly, b corresponds to A. 1 corresponds to C and a corresponds to 1. So, a corresponds to C. 2 corresponds to B and d corresponds to 2. So, d corresponds to B. So, the remaining lettter  i.e., c corresponds to D. Thus, BDCC corresponds  to d, c, a, a.

Download 14 >>Find the alternative number for the question mark in the given series?

1, 9, 25, 49, ?, 121 ?

• (A) 64
• (B) 81
• (C) 91
• (D) 100

Solution The given series consists of squares of consecutive odd numbers. So missing term = 81.

15 >>Find the alternative number for the question mark in the given series?

4, 7, 12, 19, 28, ? ?

• (A) 30
• (B) 36
• (C) 39
• (D) 49

Solution The pattern is 3, 5, 7, 9,..... So missing term = 11 => 28+11 = 39.

16 >>Find the alternative number for the question mark in the given series?

11, 13, 17, 19, 23, 25, ? ?

• (A) 26
• (B) 27
• (C) 29
• (D) 37

Solution The pattern is 2, 4, 2, 4,..... So missing term = 25 + 4 = 29.

17 >>Find the alternative number for the question mark in the given series?

6, 12, 21, ?, 48 ?

• (A) 33
• (B) 38
• (C) 40
• (D) 45

Solution The pattern is 6, 9, 12, 15,..... So missing term = 21 + 12 = 33.

18 >>Find the alternative number for the question mark in the given series?

2, 5, 9, ?, 20, 27 ?

• (A) 14
• (B) 16
• (C) 18
• (D) 24

Solution The pattern is 3, 4, 5, 6,..... So missing term = 9 + 5 = 14.

19 >>In alphabet series, some alphabets are missing which are given in that order as one of the alternatives below it. Choose the correct alternative.

_ c _ bd _ cdcda _ a _ db _ a ?

• (A) adabcd
• (B) cdbbca
• (C) daabbc
• (D) bdbcba

Solution The series is 'a'c'd'b / d'a'cb / cda'b' / a'c'db / 'd'a. The third letter in each sequence becomes the first letter in the following sequence.

20 >>In alphabet series, some alphabets are missing which are given in that order as one of the alternatives below it. Choose the correct alternative.

a _ bc _ a _ bcda _ ccd _ bcd _ ?

• (A) adbcab
• (B) adbbad
• (C) acbdbb
• (D) abddbd

Solution The series is a'a'bc'd' / a'b'bcd / a'b'ccd / 'a'bcd'd'. Thus, a, b, c and d are repeated twice one by one.

Logical Reasoning Topic: NUMBER SERIES REASONING

1 >>4,3,12,9,2,18,3, ...21? ?

• (A) 5
• (B) 4
• (C) 3
• (D) 7

Solution 4x3=12,9x2=18 and3x7=21

2 >>78,65,75,62,72...? ?

• (A) 61
• (B) 65
• (C) 64
• (D) 59

Solution There are two series78,75,72 and 65,62,59

3 >>6,5,24,25,144,(?) ?

• (A) 155
• (B) 160
• (C) 170
• (D) 175

Solution Third term is=First termx4,i.e.,6x4=24 Fourth term is =Se cond term x 5,i.e,5x5=25Fifth term is = Fourth termx7,i.e.,25x7=175Multipliers are in the increasing order of 4,5,6,7, etc

4 >>60,30,120,15,240? ?

• (A) 30
• (B) 120
• (C) 240
• (D) 7 (1/2)

Solution There are two seriee=s 60,120,240 and 30,15,7 1/2 etc.The terms in the first series are doubling and in the IInd they are being halved

5 >>6,24,60,120,336,(?) ?

• (A) 270
• (B) 240
• (C) 210
• (D) 336

Solution There are three groups in the series 6 ---24,60,---120 and 366---366 and ratios are 1:4, 1:2 and 1:1

6 >>12,32,72,152,(?),632 ?

• (A) 815
• (B) 613
• (C) 515
• (D) 312

Solution 32-12=20,72-32=40,152-72=80 and so on.It means difference are doubling as 20,40,80,160,320 etc.It otherwise means the required number will be 152+160=312 and 312+320=632

7 >>41,14,53,35,73 ?

• (A) 72
• (B) 27
• (C) 37
• (D) 13

Solution Every second number is reverse of the first e.g.41=14,53=35 and 73=37

8 >>(?),19,37,61,91,127,169 ?

• (A) 17
• (B) 13
• (C) 11
• (D) 7

Solution The difference between seventh and sixth is 42,Difference between sixth and fifth is 36,Difference between fifth and fourth is 30,between IVth and IIIrd is 24,between IIIrd and second is 18.It menas the difference atr in the increasing order of 12,18,24,30,36 and so on and the first term will be 19-12=7

9 >>25,100,225,(?)625 ?

• (A) 300
• (B) 325
• (C) 400
• (D) 425

Solution Divide all terms by 25 and you will get quotient in order of 1,4,9,16 and 25 i.e the difference between quotient are increasing as 3,5,7,9.

10 >>3,10,29,66,127,(?) ?

• (A) 164
• (B) 185
• (C) 216
• (D) 218

Solution Every next terms is a cube of the natural number +2, i.e 13 + 2 = 1 + 2 = 323 + 2 = 8 + 2 = 10 33 + 2 = 27 + 2 = 2943 + 2 = 64 + 2 = 6653 + 2 = 125 + 2 = 127 63 + 2 = 216 + 2 = 218.

11 >>2,16,3,81,4? ?

• (A) 64
• (B) 32
• (C) 256
• (D) 272

Solution Second term is the power 4 of the first term and fourth is also power 4 of the third one. So 4x4x4x4 = 256

12 >>6,3,12,6,24, ? ?

• (A) 48
• (B) 12
• (C) 36
• (D) 3

Solution There are two series 6, 12, 24 arid 3, 6,12 and every next member is double of the preceding one.

13 >>3,11,29,83,... ?

• (A) 243
• (B) 241
• (C) 245
• (D) 153

Solution ( 3 x 3 ) + 2 = 11, ( 9 x 3 ) + 2 = 29, ( 27 x 3 ) + 2 = 83( 81 x 3 ) + 2 = 245.

14 >>3,15,35,63,.... ?

• (A) 100
• (B) 99
• (C) 83
• (D) 85

Solution The numbers in the series are according to the rule of 22 - 1, 42 - 1, 62 - 1, 82 - 1, and 102 - 1. Thus even consecutive digits are squared.

15 >>17,27,37,56,... ?

• (A) 49
• (B) 62
• (C) 78
• (D) 57

Solution Add unit and tens of every member and they have consecutive increasing trend. i.e., 1 7 = 8, 2 7 = 9, 3 '7 = 10, 5 6 = 11 and 5 7 = 12

16 >>In how many ways a team can be constituted so that the team includes N ? ?

• (A) A.3
• (B) B.5
• (C) C.6
• (D) D.7

Solution If N is included , then L is not included.

17 >>Complete the series

26, 19, 17, 13, 11, ?, 8, 7 ?

• (A) 9
• (B) 15
• (C) 6
• (D) 10

Solution 26, 17,11, 8 these are decreasing like 9, 6, and 3. 19, 13, 9, and 7 these are decreasing like 6, 4, and 2.

18 >>Look at this series:

4, 7, 25, 10, __, 20, 16, 19...

What number should fill the blank? ?

• (A) 13
• (B) 15
• (C) 20
• (D) 28

Solution Two series alternate here, with every third number following a different pattern.In the main series, 3 are added to each number to arrive at the next.In the alternating series, 5 is subtracted from each number to arrive at the next.

19 >>324 , -108 , 36 , -12 , ? ?

• (A) -3
• (B) 4
• (C) -4
• (D) 3

Solution 324, -108 , -36 , -12 , ?This term is G.Pa = 324 ,n = 5, r = -108/324 = -1/3Tn=ar(n - 1) T5 = 324 (-1/3) (5 - 1) = 324 (-1/3) 4 = 4.

20 >>123, 135, 148, 160, 173, ? ?

• (A) 183
• (B) 185
• (C) 192
• (D) 187

Solution Alternating addition of 12 or 13.123 + 12 = 135 135 + 13 = 148148 + 12 = 160160 + 13 = 173173 + 12 = 185.