SSC-CHSL 2021 Reasoning

Practice subject-wise previous year questions

Question 451
Logical Reasoning

Select the option that represents the correct order of the given words as they would appear in an English dictionary. 1. Catalyst 2. Carrot 3. Calcium 4. Calculate 5. Calendar

A
4, 3, 5, 2, 1
B
4, 5, 3, 2, 1
C
3, 4, 5, 2, 1
D
3, 2, 1, 4, 5
Question 452
Logical Reasoning

Three Statements are given followed by Three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements. Statements: All moons are suns. No moon is a star. Some stars are planets. Conclusions: I. Some suns are planets. II. No sun is a star. III. No planet is a moon.

A
Both conclusions I and II follow.
B
None of the conclusions follow.
C
Both conclusions I and III follow.
D
Only conclusion II follows.
Question 453
Logical Reasoning

The second number in the given number pairs is obtained by performing the 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
43 : 84
B
21 : 40
C
15 : 210
D
19 : 36
Question 454
Logical Reasoning

Select the correct combination of mathematical signs to replace the * signs and to balance the given equation. 16 * 6 * 69 * 81 * 3

A
−, +, x, =
B
×, −, =, ÷
C
÷, +, =, ×
D
+, =, ×, −
Question 455
Logical Reasoning

Which of the following letter-clusters will replace the question mark (?) in the given series to make it logically complete? TVX, SUW, RTV, QSU, ?

A
TRP
B
RPT
C
TPR
D
PRT
Question 456
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. 19 : 90 :: 25 : ? :: 13 : 60

A
120
B
100
C
115
D
110
Question 457
Logical Reasoning

Select the option that is related to the third word in the same way as the second word is related to the first word. (The words must be considered as meaningful English words and must NOT be related to each other based on the number of letters/number of consonants/vowels in the word) Golf : Stick :: Cricket : ?

A
Bat
B
Stadium
C
Ball
D
Wicket
Question 458
Logical Reasoning

Select the correct combination of mathematical signs to replace the * signs and to balance the given equation. 127 * 13 * 3 * 129 * 41

A
+, =, +, −
B
−, ×, =, −
C
÷, −, =, −
D
−, −, =, +
Question 459
Logical Reasoning

How many squares are there in the given figure?

A
37
B
21
C
36
D
20
Question 460
Logical Reasoning

If A denotes ‘+’, B denotes ‘×’, C denotes ‘−’ and D denotes ‘÷’, then what will come in place of ‘?’ in the following equation? 17 A (31 B 3) C (64 D 8) A 41 C (21 B 4) = ?

A
69
B
59
C
61
D
55
Question 461
Logical Reasoning

In a certain code language, ‘MOTHER’ is written as ‘LNSGIV’ and ‘FATHER’ is written as ‘ZUSGIV’. How will ‘WONDER’ be written in that language?

A
DLWMIV
B
DLMWIV
C
LDWMIV
D
LDMWVI
Question 462
Logical Reasoning

Select the correct combination of mathematical signs to replace the * signs and to balance the given equation. 99 * 25 * 10 * 12 * 7

A
−, =, +, ×
B
+, =, +, ×
C
−, +, =, ×
D
−, =, +, +
Question 463
Logical Reasoning

If 31 December 2009 was Thursday, then what was the day of the week on 25 December 2010?

A
Monday
B
Sunday
C
Saturday
D
Tuesday
Question 464
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 * 43

A
÷, ×, –, +, =
B
÷, ×, +, –, =
C
×, ÷, –, +, =
D
+, ×, –, ÷, =
Question 465
Logical Reasoning

In a certain code language, 'ACTOR' is written as '136812' and ‘HEROINE’ is written as ‘95128745’. How will 'HERO' be written in that language?

A
95128
B
95768
C
95218
D
95378
Question 466
Logical Reasoning

Which of the following numbers will replace the question mark (?) in the given series? 314, 285, 308, ?, 306, 293, 304

A
277
B
298
C
287
D
289
Question 467
Logical Reasoning

Which letter-cluster will replace the question mark (?) to complete the given series? CIEO, JAAU, QSWA, XKSG,?

A
FCOI
B
ECOM
C
ECRI
D
FCRI
Question 468
Logical Reasoning

Two different positions of the same dice are shown, the six faces of which are marked from A to F. Select the letter that will be on the face opposite to the one showing 'D'.

A
F
B
C
C
B
D
E
Question 469
Logical Reasoning

Select the option that is related to the fifth word in the same way as the second word is related to the first word and the fourth word is related to the third word. (The words must be considered as meaningful English words and must NOT be related to each other based on the number of letters/number of consonants/vowels in the word) Elephant : Trunk :: Fish : Gill :: Kangaroo : ?

A
Antlers
B
Pouch
C
Blowhole
D
Muzzle
Question 470
Logical Reasoning

Which of the following numbers will replace the question mark (?) in the given series? 641, 647, 659, 673, 683, ?

A
711
B
715
C
701
D
705
Question 471
Logical Reasoning

Select the option that represents the correct order of the given words as they would appear in an English dictionary. 1. Prophet 2. Prudent 3. Producer 4. Quest 5. Puberty 6. Profound

A
3, 5, 6, 1, 2, 4
B
3, 6, 2, 1, 5, 4
C
3, 1, 6, 5, 2, 4
D
3, 6, 1, 2, 5, 4
Question 472
Logical Reasoning

Select the option that represents the letters that, when sequentially placed from left to right in the blanks below, will complete the letter series. T _ _ r S S _ T T r _ _ S u T T r r _ _ u

A
T r u r S S S
B
T r u r T S S
C
T r u r S r T
D
S r u r S S S
Question 473
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
3 ∶ 14
B
5 ∶ 63
C
7 ∶ 172
D
9 ∶ 355
Question 474
Logical Reasoning

Consider the Venn diagram below, and from the given alternatives, choose the number that indicates the total number of girls who are players and dancers.

A
6
B
4
C
8
D
7
Question 475
Logical Reasoning

Select the option that is related to the third word in the same way as the second word is related to the first word. (The words must be considered as meaningful English words and must NOT be related to each other based on the number of letters/number of consonants/vowels in the word) Watch ∶ Wrist ∶∶ Clock ∶ ?

A
House
B
Wall
C
Room
D
Shop