SSC-CHSL 2021 Reasoning

Practice subject-wise previous year questions

Question 26
Logical Reasoning

In a certain code language, 'WORTH' is written as 'ZRRWK' and ‘TRACK’ is written as ‘WUAFN’. How will 'FAITH' be written in that language?

A
JDIWK
B
HDIWL
C
KDIVK
D
IDIWK
Question 27
Logical Reasoning

Select the option that is related to the fifth term in the same way as the second term is related to the first term and the fourth term is related to the third term. DETAILS ∶ TEDASLI ∶∶ EMPATHY ∶ PMEAYHT ∶∶ FORMULA ∶ ?

A
ROFMALU
B
RFMALUO
C
RFOMALU
D
ALUMROF
Question 28
Logical Reasoning

Select the option that represents the correct order of the given words as they would appear in an English dictionary. 1. Dish 2. Disease 3. Discuss 4. Disjoin 5. Disgrace

A
2, 3, 1, 5, 4
B
2, 3, 5, 1, 4 
C
3, 2, 5, 1, 4
D
3, 2, 1, 5, 4
Question 29
Logical Reasoning

Which of the following numbers will replace the question mark (?) in the given series? 286, 303, 320, 371, 422, 507, ?

A
626 
B
592
C
602
D
582 
Question 30
Logical Reasoning

Select the correct combination of mathematical signs to replace the * signs and to balance the given equation. 42 * 4 * 69 * 3 * 29 * 60 * 5

A
+,=,−,×,÷,−
B
×,−,=, ×,+,÷
C
+,÷,=,−,×,+
D
−,=,×,+,×,÷
Question 31
Logical Reasoning

Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation. 25 * 5 * 10 * 2 * 8 * 60

A
÷,×,+,–, =
B
÷,×,–,+, =
C
×, ÷,–,+, =
D
–,+,÷,×, =
Question 32
Logical Reasoning

Select the correct combination of mathematical signs to replace the * signs and to balance the given equation. 37 * 3 * 21 * 79 * 18 * 4 * 19

A
−, −, =, ×, +, ÷
B
×, +, −, =, ×, −
C
+, ×, −, =, +, −
D
=, −, ×, +, −, ×
Question 33
Logical Reasoning

Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation. 16 * 4 * 8 * 10 * 2 * 24

A
÷, ×, –, +, =
B
–, ÷, +, ×, =
C
×, ÷, –, +, =
D
÷, +, ×, –, =
Question 34
Logical Reasoning

The second number in the given number-pairs is obtained by performing certain mathematical operation(s) on the first number. The same operation(s) are followed in all the number-pairs EXCEPT one. Find that odd number-pair.

A
169 ∶ 14
B
225 ∶ 18
C
196 ∶ 17
D
256 ∶ 19
Question 35
Logical Reasoning

Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation. 25 * 5 * 10 * 2 * 8 * 44

A
÷, ×, +, –, =
B
×, ÷, –, +, =
C
÷, ×, –, +, =
D
–, +, ÷, ×, =
Question 36
Logical Reasoning

Select the option that represents the correct order of the given words as they would appear in an English dictionary. 1. Negotiation 2. Negate 3. Networking 4. Negligible 5. Newspaper

A
4, 2, 1, 3, 5
B
2, 4, 1, 3, 5
C
2, 1, 4, 3, 5
D
4, 1, 2, 3, 5
Question 37
Logical Reasoning

How many squares are there in the given figure?

A
24
B
9
C
12
D
18
Question 38
Logical Reasoning

In a certain code language, 'SAMPLE' is written as ‘RYJLGY’ and ‘MAPLE’ is written as ’LYMHZ’. How will 'PEOPLE' be written in that language?

A
OCLLGL 
B
GCLLGY
C
OBGLGY
D
OCLLGY 
Question 39
Logical Reasoning

Which letter-cluster will replace the question mark (?) to complete the given series? DRBZ, ABKX, ?, UVCT, RFLR

A
YDMC
B
YDBE 
C
XUIV
D
XLTV
Question 40
Logical Reasoning

Which of the following numbers will replace the question mark (?) in the given series? 15, 27, 12, ?, 9, 33

A
29
B
18
C
26
D
30
Question 41
Logical Reasoning

Which of the following numbers will replace the question mark (?) in the given series? 13, 14, 23, 48, 97, 178, ?

A
259
B
278
C
269
D
299
Question 42
Logical Reasoning

Study the given pattern carefully and select the number that can replace the question mark (?) in it. First row- 3, 43, 4 Second row- 6, 241, 5 Third row- 2, ?, 11 (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding /deleting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is NOT allowed)

A
173
B
192
C
137
D
129
Question 43
Logical Reasoning

How many triangles are there in the given figure ?

A
22
B
24
C
20
D
18
Question 44
Logical Reasoning

Select the option that is related to the third term in the same way as the second term is related to the first term and the sixth term is related to the fifth term. 16 : 69 :: 24 : ? :: 31 : 144

A
109
B
121
C
116
D
105
Question 45
Logical Reasoning

Which letter cluster will replace the question mark (?) to complete the given series? WFBI, UCWB, SZRU, ?

A
QWMN
B
QXNN
C
QWNN
D
QXMN
Question 46
Logical Reasoning

The second number in the given number pairs is obtained by performing certain mathematical operation(s) on the first number. The same operation(s) are followed in all the number pairs except one. Find that odd number pair

A
16:1024
B
14:784
C
18:1620
D
12:576
Question 47
Logical Reasoning

If A denotes ‘+’, B denotes ‘×’, C denotes ‘−’ and D denotes ‘÷’, then what will come in place of ‘?’ in the following equation? (13 B 9) D 3 A (14 D 7) B 6 C 21 A (32 B 2) = ?

A
96
B
100
C
112
D
94
Question 48
Logical Reasoning

Which of the following numbers will replace the question mark (?) in the given series? 19, 38, 35, ?, 135, 810

A
146
B
142
C
137
D
140
Question 49
Logical Reasoning

Select the option that is related to the fifth term in the same way as the second term is related to the first term and the fourth term is related to the third term. NUMBER : UNNYRE :: MOTHER : OMGSRE :: FINGER : ?

A
IFDHRE
B
IFGNRE
C
IFMTRE
D
IFTMRE
Question 50
Logical Reasoning

In a certain code language, 'ADVISORY' is written as 'BFYMRMOU', and 'CHAMPION' is written as 'DJDQOGLJ'. How will 'DESIGNER' be written in that language?

A
EGVNFLCN
B
EGUMFMCN
C
EGVMFLBN
D
EGVNFLBN