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Test Level 2: Series - CAT MCQ


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20 Questions MCQ Test - Test Level 2: Series

Test Level 2: Series for CAT 2024 is part of CAT preparation. The Test Level 2: Series questions and answers have been prepared according to the CAT exam syllabus.The Test Level 2: Series MCQs are made for CAT 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test Level 2: Series below.
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Test Level 2: Series - Question 1
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Directions: In the following letter series, some of the letters are missing which are given in that order as one of the alternatives below it. Choose the correct alternative.
ba __ cb __ b __ bab__

Detailed Solution for Test Level 2: Series - Question 1

The series is babc/babc/babc. Thus, the pattern 'babc' is repeated.

Test Level 2: Series - Question 2
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Directions: In the following letter series, some of the letters are missing which are given in that order as one of the alternatives below it. Choose the correct alternative.
m __ nm __ n __ an __ a __ ma __

Detailed Solution for Test Level 2: Series - Question 2

The series is man/man/man/man/man. Thus, the pattern 'man' is repeated.

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Test Level 2: Series - Question 3
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Directions: In the following letter series, some of the letters are missing which are given in that order as one of the alternatives below it. Choose the correct alternative.
ab __ __ baa __ __ ab __

Detailed Solution for Test Level 2: Series - Question 3

The series is aba/aba/aba/aba. Thus, the pattern 'aba' is repeated.

Test Level 2: Series - Question 4
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Directions: Find the missing term in the following number series.
0.5, 3, 15, 72, ?, 2310
Detailed Solution for Test Level 2: Series - Question 4

In this series, each term first undergoes addition (with 1, 2, 3 and so on), followed by multiplication of the result (by 2, 3, 4, 5 and so on).
(0.5 + 1) × 2 = 3
(3 + 2) × 3 = 15
(15 + 3) × 4 = 72
(72 + 4) × 5 = 380
(380 + 5) × 6 = 2310
Thus, 380 is the missing number.

Test Level 2: Series - Question 5
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Directions: Study the information below and answer the question that follows.
In the following letter series, some of the letters are missing which are given in that order as one of the alternatives below. Choose the correct alternative.
__ aa __ ba __ bb __ ab __ aab
Detailed Solution for Test Level 2: Series - Question 5

The series is baab/baab/baab/baab. Thus, the pattern `baab` is repeated.

Test Level 2: Series - Question 6
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What should come in place of question mark in the following number series?
3.5, 14.5, 36.5, 69.5, ?, 168.5
Detailed Solution for Test Level 2: Series - Question 6

The numbers follow this pattern.
3.5 + 11 × 1 = 14.5
14.5 + 11 × 2 = 36.5
36.5 + 11 × 3 = 69.5
69.5 + 11 × 4 = 113.5
113.5 + 11 × 5 = 168.5

Test Level 2: Series - Question 7
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What should come in place of question mark in the following number series?
8, 7, 12, 10, 18, 16, 26, 25, ?
Detailed Solution for Test Level 2: Series - Question 7

The given sequence is a combination of two series.
Series I: 8, 12, 18, 26, ?
The pattern I follows: +4, +6, +8, +10
Series II: 7, 10, 16, 25
The pattern II follows: +3, +6, +9
So, missing term = 26 + 10 = 36

Test Level 2: Series - Question 8
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What will come in place of the question mark (?) in the following series?
4, 11, 30, 85, 248, ?
Detailed Solution for Test Level 2: Series - Question 8

31 + 1 = 4
32 + 2 = 11
33 + 3 = 30
34 + 4 = 85
35 + 5 = 248
36 + 6 = 735

Test Level 2: Series - Question 9
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What will come in the place of question mark in the following number series?
587, 443, 343, 279, 243, ?
Detailed Solution for Test Level 2: Series - Question 9

The sequence used in the series is following this pattern. 
587 - 122 = 587 - 144 = 443,
443 - 102 = 443 - 100 = 343,
343 - 82 = 343 - 64 = 279,
279 - 62 = 279 - 36 = 243,
243 - 42 = 243 - 16 = 227 
Thus, missing number is 227.

Test Level 2: Series - Question 10
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Which of the following will take the place of '?' in the following series?
20, ?, 11, 25, 93, 459
Detailed Solution for Test Level 2: Series - Question 10

The series follows the following pattern. 
20 × 1 - 10 = 10
10 × 2 - 9 = 11
11 × 3 - 8 = 25
25 × 4 - 7 = 93
93 × 5 - 6 = 459
Hence, the missing number is 10.

Test Level 2: Series - Question 11
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What should come in place of the question mark (?) in the following series?
112, 148, 173, 189, 198, ?, 203
Detailed Solution for Test Level 2: Series - Question 11

The series given in this question adds squares starting from 6 and ending at 1.
112 + 62 = 148
148 + 52 = 173
173 + 42 = 189
189 + 32 = 198
198 + 22 = 202
202 + 12 = 203 
Thus, the missing number is 202. 

Test Level 2: Series - Question 12
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What should come in place of the question mark (?) in the following series?
17, 25, ?, 38, 43, 47, 50
Detailed Solution for Test Level 2: Series - Question 12

The series is following the given pattern. 
17 + 32 - 1 = 25
25 + 32 - 2 = 32
32 + 32 - 3 = 38
38 + 32 - 4 = 43
43 + 32 - 5 = 47
47 + 32 - 6 = 50
Thus, the missing number is 32.

Test Level 2: Series - Question 13
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Find the wrong number in the following number series.
7, 9, 11, 15, 21, 35
Detailed Solution for Test Level 2: Series - Question 13

The pattern is:
11 = 9 + 7 - 5
15 = 11 + 9 - 5
21 = 11 + 15 - 5
35 ≠ 15 + 21 - 5
So, 35 is the wrong term. It should be 31.

Test Level 2: Series - Question 14
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Find the wrong number in the following number series.
1050, 510, 242, 106, 46, 16, 3
Detailed Solution for Test Level 2: Series - Question 14

The pattern is:
1050 ÷ 2 - 15 = 510
510 ÷ 2 - 13 = 242
242 ÷ 2 - 11 = 110
110 ÷ 2 - 9 = 46
46 ÷ 2 - 7 = 16
16 ÷ 2 - 5 = 3
Hence, the wrong term is 106.

Test Level 2: Series - Question 15
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What should come in place of the question mark (?) in the following series?
8, 4, 4, 6, 12, ?
Detailed Solution for Test Level 2: Series - Question 15

The series is in the following pattern.
8 × 0.5 = 4
4 × 1 = 4
4 × 1.5 = 6
6 × 2 = 12
12 × 2.5 = 30

Test Level 2: Series - Question 16
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Find the missing term and complete the sequence.
17, 35, 106, 425, ?, 12757
Detailed Solution for Test Level 2: Series - Question 16


Thus, ? = 2126

Test Level 2: Series - Question 17
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Find the missing term and complete the sequence.
315, 313, 312, 316, 310, 319, ?
Detailed Solution for Test Level 2: Series - Question 17


So, ? = 309

Test Level 2: Series - Question 18
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Find the missing term and complete the sequence.
25, 31, 43, ?, 115, 211
Detailed Solution for Test Level 2: Series - Question 18


So, ? = 67

Test Level 2: Series - Question 19
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What should come in place of the question mark (?) in the following number series?
13, 24, 92, 546, ?
Detailed Solution for Test Level 2: Series - Question 19

The required sequence is:
13 × 2 - 2 = 24
24 × 4 - 4 = 92
92 × 6 - 6 = 546
546 × 8 - 8 = 4360
Hence, the missing term is 4360.

Test Level 2: Series - Question 20
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Directions: Study the information below and answer the question that follows.
In the following letter series, some of the letters are missing which are given in that order as one of the alternatives below. Choose the correct alternative.
bca __ b __ aabc __ a __ caa
Detailed Solution for Test Level 2: Series - Question 20

The series is bcaa/bcaa/bcaa/bcaa. Thus, the pattern `bcaa` is repeated.

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