Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

The next term of the sequence 2, 3, 6, 7, 14, ..... is

A. 15
B. 17
C.
D. 18
E. 20
Answer» B. 17
Discussion
2.

Which term of the sequence 6, 13, 20, 27, ..... is 98 more than its 24th term ?

A. 36th
B. 38th
C. 35th
D. 48th
Answer» C. 35th
Discussion
3.

The sum of the first 20 terms of the series 1 + 1 + 1 + ..... is5 66 77 8

A. 0.16
B. 1.6
C. 16
D. 0.016
Answer» B. 1.6
Discussion
4.

Which term of the sequence 7, 10, 13, ..... is 151 ?

A. 29th
B. 19th
C. 59th
D. 49th
Answer» E.
Discussion
5.

Only two entries are known of the following Arithmetic progression : , 5, , , 14, , --What should be the number just after 14 ?

A. 17
B. 18
C. 19
D. 20
Answer» B. 18
Discussion
6.

The sum of n terms the series 1 + 1 + 1 + 1 + ..... is22 2

A. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2<sup>n</sup> - 1</center></td></tr><tr><td style="text-align: center;">2<sup>n - 1</sup></td></tr></table>
B.
C. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2<sup>n - 1</sup> - 1</center></td></tr><tr><td style="text-align: center;">2<sup>n - 2</sup></td></tr></table>
D. 2 2n
E. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2<sup>n - 1</sup></center></td></tr><tr><td style="text-align: center;">2<sup>n</sup></td></tr></table>
Answer» B.
Discussion
7.

The fifth term of the sequence for which t

A. 5
B.
C. 10
D. 6
E. 8
Answer» E. 8
Discussion
8.

The 12th term of the series1+x + 1+2x + 1 + ....... xxx

A. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>11x + 1</center></td></tr><tr><td style="text-align: center;">x</td></tr></table>
B. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>12x + 1</center></td></tr><tr><td style="text-align: center;">x</td></tr></table>
C. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>x + 12</center></td></tr><tr><td style="text-align: center;">x</td></tr></table>
D. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>x + 11</center></td></tr><tr><td style="text-align: center;">x</td></tr></table>
Answer» B. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>12x + 1</center></td></tr><tr><td style="text-align: center;">x</td></tr></table>
Discussion
9.

How many terms of the series 1 + 2 + 3 ...... add upto 5050?

A. 50
B. 51
C. 100
D.
E. 101
Answer» D.
Discussion
10.

The sum of the first 8 terms of a geometric progression is 6560 and the common ratio is 3. The first term is

A. 1
B. 2
C. 3
D.
E. 4
Answer» C. 3
Discussion
11.

If the 4th term of an arithmetic progression is 14 and the 12th term is 70, then the first term is :

A. 10
B. 7
C. + 7
D.
E. + 10
Answer» C. + 7
Discussion
12.

Find the sum of first five terms of the following series :

A. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>9</center></td></tr><tr><td style="text-align: center;">32</td></tr></table>
B. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>7</center></td></tr><tr><td style="text-align: center;">16</td></tr></table>
C. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>5</center></td></tr><tr><td style="text-align: center;">16</td></tr></table>
D. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td></tr><tr><td style="text-align: center;">210</td></tr></table>
Answer» D. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td></tr><tr><td style="text-align: center;">210</td></tr></table>
Discussion
13.

[2 + 3 + 4 + 5 + 6 +7 +8 + 9 +10 ] is equal to

A. 385
B. 2916
C.
D. 540
E. 384
Answer» E. 384
Discussion
14.

1 2 + 3 4 + .... 10 is equal to

A. 45
B.
C. 45
D. 54
E. 55
Answer» E. 55
Discussion
15.

Given 2 + 4 + 6 + .......+ 40 = 11480, then the value of 1 + 2 + 3 + ......+20 is :

A. 2870
B. 2868
C. 2867
D.
E. 2869
Answer» B. 2868
Discussion
16.

The sum of 10 terms of the arithmetic series is 390. If the third term of the series is 19, find the first term

A. 3
B. 5
C. 7
D. 8
Answer» B. 5
Discussion
17.

The sum of the series (1 + 0.6 + 0.06 + 0.006 + 0.0006 + ....) is

A. <table><tr><td rowspan="2">1</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td></tr><tr><td style="text-align: center;">3</td></tr></table>
B. <table><tr><td rowspan="2">1</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td></tr><tr><td style="text-align: center;">3</td></tr></table>
C. <table><tr><td rowspan="2">2</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td></tr><tr><td style="text-align: center;">3</td></tr></table>
D. <table><tr><td rowspan="2">2</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td></tr><tr><td style="text-align: center;">3</td></tr></table>
Answer» B. <table><tr><td rowspan="2">1</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td></tr><tr><td style="text-align: center;">3</td></tr></table>
Discussion
18.

When simplified the product

A. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td></tr><tr><td style="text-align: center;">n</td></tr></table>
B. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td></tr><tr><td style="text-align: center;">n</td></tr></table>
C. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2(n - 1)</center></td></tr><tr><td style="text-align: center;">n</td></tr></table>
D.
E. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td></tr><tr><td style="text-align: center;">n(n + 1)</td></tr></table>
Answer» B. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td></tr><tr><td style="text-align: center;">n</td></tr></table>
Discussion
19.

Find the sum of the first five terms of the following series.

A.
B. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>9</center></td></tr><tr><td style="text-align: center;">32</td></tr></table>
C. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>7</center></td></tr><tr><td style="text-align: center;">16</td></tr></table>
D. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>5</center></td></tr><tr><td style="text-align: center;">16</td></tr></table>
E. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td></tr><tr><td style="text-align: center;">210</td></tr></table>
Answer» D. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>5</center></td></tr><tr><td style="text-align: center;">16</td></tr></table>
Discussion
20.

Given that 1 + 2 + 3 + .... x = x(x + 1)then 1 + 3 + 5 + ..... + 99 is equal to 2

A. 2250
B. 2500
C. 2525
D. 3775
Answer» E.
Discussion
21.

The nth term of the sequence1 , n + 1 , 2n + 1 .......is nnn

A. <table><tr><td rowspan="2"></td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>n + 1</center></td></tr><tr><td style="text-align: center;">n</td></tr></table>
B. <table><tr><td rowspan="2"></td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>n - n + 1</center></td></tr><tr><td style="text-align: center;">n</td></tr></table>
C. n + 1
D. 2
Answer» C. n + 1
Discussion
22.

The first odd number is 1, the second odd number is 3, the third odd number is 5 and so on. The 200th odd number is

A. 399
B. 421
C. 357
D. 599
Answer» B. 421
Discussion
23.

Which term of the sequence 1 , -1,1 , - 1..........is - 1 ?24816256

A. 9th
B. 8th
C. 7th
D. 5th
Answer» C. 7th
Discussion
24.

When simplified, the sum1 + 1+1 + 1+1 +......+ 1 is equal to26122030n(n+1)

A.
B. <table><tr><td rowspan="2"></td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td></tr><tr><td style="text-align: center;">n</td></tr></table>
C. <table><tr><td rowspan="2"></td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td></tr><tr><td style="text-align: center;">n + 1</td></tr></table>
D. <table><tr><td rowspan="2"></td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2(n + 1)</center></td></tr><tr><td style="text-align: center;">n</td></tr></table>
E. <table><tr><td rowspan="2"></td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>n</center></td></tr><tr><td style="text-align: center;">n + 1</td></tr></table>
Answer» E. <table><tr><td rowspan="2"></td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>n</center></td></tr><tr><td style="text-align: center;">n + 1</td></tr></table>
Discussion
25.

Find the value of 1 - 2 - 3 + 2 - 3 - 4 + 3 - 4 - 5 + ... + 100 terms . ?

A. -694
B. -626
C. -624
D. -676
Answer» C. -624
Discussion
26.

Find the sum of all numbers, which are divisible by 8 between 200 to 400. ?

A. 7800
B. 7600
C. 7200
D. 7900
Answer» B. 7600
Discussion
27.

4, 19, 49, ?, 229

A. 75
B. 109
C. 65
D. 169
Answer» C. 65
Discussion
28.

14, 33, 104, ?, 2110

A. 421
B. 433
C. 372
D. 840
Answer» B. 433
Discussion
29.

125, 80, 45. ?, 5

A. 20
B. 30
C. 25
D. 35
Answer» B. 30
Discussion
30.

656, 432, 320, 264, 236, ?

A. 222
B. 229
C. 232
D. 223
Answer» B. 229
Discussion
31.

2, 9, 28, 65, 126, ..... ?

A. 195
B. 199
C. 208
D. 217
Answer» E.
Discussion
32.

What is the 11th term of the series 1, 8, 15, ... ?

A. 69
B. 73
C. 71
D. 72
Answer» D. 72
Discussion
33.

6, 13, 32, ?, 130, 221.

A. 75
B. 69
C. 100
D. 85
Answer» C. 100
Discussion
34.

The wrong number in the sequence 1, 8, 27, 84, 125, 216, 343 is

A. 1
B.
C. 27
D. 84
E. 216
Answer» D. 84
Discussion
35.

41, 40, 36, ?, 11

A. 35
B. 27
C. 29
D. 30
Answer» C. 29
Discussion
36.

Given that 1 + 2 + 3 + ... + n = n(n + 1) (2n + 1), then 6

A. 2616
B. 2585
C. 3747
D. 2555
Answer» C. 3747
Discussion
37.

50, 60, 75, 97.5, ?, 184.275, 267.19875

A. 120.50
B. 130.50
C. 131.625
D. 124.25
Answer» D. 124.25
Discussion
38.

1, 2, 6, 21, 88, 445, ?

A. 2230
B. 2676
C. 2580
D. 2670
Answer» C. 2580
Discussion
39.

600, 125, 30, ?, 7.2, 6.44, 6.288

A. 6
B. 10
C. 15
D. 11
Answer» E.
Discussion
40.

12, 24, 72, 144, 432, ?,

A. 728
B. 852
C. 864
D. 1296
Answer» D. 1296
Discussion
41.

39, 52, 78, 117, 169, ?,

A. 246
B. 182
C. 234
D. 256
Answer» D. 256
Discussion
42.

By adding the same constant to each of 31, 7, 1 a geometric progression results. The common ratio is :

A. 13
B. <table><tr><td rowspan="2">2</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td></tr><tr><td style="text-align: center;">3</td></tr></table>
C. 12
D. None of these
Answer» E.
Discussion
43.

The numbers of the sequence 52, 51, 48, 43, 34, 27, 16 form a pattern. Which of them is misfit in the pattern ?

A. 27
B. 34
C. 43
D. 485
Answer» C. 43
Discussion
44.

If 1 + 10 + 10 + ......... upto n terms =10&amp;supn; - 1 , then 9

A. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>4</center></td><td rowspan="2">(10<sup>n</sup> - 1) -</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>4n</center></td></tr><tr><td style="text-align: center;">9</td><td style="text-align: center;">9</td></tr></table>
B. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>4</center></td><td rowspan="2">(10<sup>n</sup> - 1)- </td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>4n</center></td></tr><tr><td style="text-align: center;">81</td><td style="text-align: center;">9</td></tr></table>
C. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>40</center></td><td rowspan="2">(10<sup>n</sup> - 1)- </td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>4n</center></td></tr><tr><td style="text-align: center;">81</td><td style="text-align: center;">9</td></tr></table>
D. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>40</center></td><td rowspan="2">(10<sup>n</sup> - 1)- </td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>4n</center></td></tr><tr><td style="text-align: center;">9</td><td style="text-align: center;">9</td></tr></table>
Answer» D. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>40</center></td><td rowspan="2">(10<sup>n</sup> - 1)- </td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>4n</center></td></tr><tr><td style="text-align: center;">9</td><td style="text-align: center;">9</td></tr></table>
Discussion
45.

What term of the AP 10, 8, 6, 4, .... is - 28 ?

A. 15
B. 18
C. 19
D. 20
Answer» E.
Discussion
46.

The 9th term exceeds the fifth term of an AP by 32. The sum of the ninth and fifth terms is 114. Find the eight term of the AP. ?

A. 60
B. 63
C. 65
D. 68
Answer» D. 68
Discussion
47.

Find the missing term 6, ?, 21, 33, 48

A. 14
B. 20
C. 12
D. 18
Answer» D. 18
Discussion
48.

Find out the next term in the series 7, 11, 13, 17, 19, ...

A. 21
B. 23
C. 27
D. None of these
Answer» C. 27
Discussion
49.

Find the value of the expression 1 - 2 + 3 - 4 + 5 - 6 + 7 + .... upto 100 terms . ?

A. -150
B. -60
C. -100
D. -50
Answer» E.
Discussion
50.

12, 15, 36, ?, 480, 2415, 14508

A. 115
B. 109
C. 117
D. 121
Answer» D. 121
Discussion