Explore topic-wise MCQs in Discrete Mathematics.

This section includes 17 Mcqs, each offering curated multiple-choice questions to sharpen your Discrete Mathematics knowledge and support exam preparation. Choose a topic below to get started.

1.

Let the sum of the 3 consecutive terms in AP be 180 then midlle of those 3 terms would be ________

A. 60
B. 80
C. 90
D. 179
Answer» B. 80
Discussion
2.

If a, b, c are in AP then relation between a, b, c can be _________

A. 2b = 2a + 3c
B. 2a = b + c
C. 2b = a + c
D. 2c = a + c
Answer» D. 2c = a + c
Discussion
3.

Which of the following sequeces in AP will have common difference 3, where n is an Integer?

A. an = 2n2 + 3n
B. an = 2n2 + 3
C. an = 3n2 + 3n
D. an = 5 + 3n
Answer» E.
Discussion
4.

In the given Arithmetic progression, ’25’ would be a term in it.

A. True
B. FalseView Answer
Answer» C.
Discussion
5.

A series can either be AP only or GP only or HP only but not all at the same time.

A. True
B. False
Answer» C.
Discussion
6.

For the given Arithmetic progression find the first negative term?

A. -1
B. -2
C. -3
D. None of the mentionedView Answer
Answer» B. -2
Discussion
7.

For the given Arithmetic progression find the position of first negative term?

A. 17
B. 20
C. 18
D. None of the mentionedView Answer
Answer» D. None of the mentionedView Answer
Discussion
8.

In the given AP series the term at position 11 would be?

A. 35
B. 45
C. 25
D. None of the mentionedView Answer
Answer» B. 45
Discussion
9.

In the given AP series find the number of terms?

A. 11
B. 13
C. 15
D. None of the mentionedView Answer
Answer» E.
Discussion
10.

Let the sequence be 1, 3, 5, 7, 9……… then this sequence is ____________

A. An arithmetic sequence
B. A geometric progression
C. A harmonic sequence
D. None of the mentioned
Answer» B. A geometric progression
Discussion
11.

IF_A,_B,_C_ARE_IN_AP_THEN_RELATION_BETWEEN_A,_B,_C_CAN_BE?$

A. 2b = 2a + 3c
B. 2a = b + c
C. 2b = a + c
D. 2c = a + c
Answer» D. 2c = a + c
Discussion
12.

Let_the_sum_of_the_3_consecutive_terms_in_AP_be_180_then_midlle_of_those_3_terms_would_be:$

A. 60
B. 80
C. 90
D. 179
Answer» B. 80
Discussion
13.

Which of the following sequeces in AP will have common difference 3,where n is an Integer?

A. a<sub>n</sub> = 2n<sup>2</sup> + 3n
B. a<sub>n</sub> = 2n<sup>2</sup> + 3
C. a<sub>n</sub> = 3n<sup>2</sup> + 3n
D. a<sub>n</sub> = 5 + 3n
Answer» E.
Discussion
14.

In the given Airthmetic progression, ’25’ would be a term in it.$

A.
B. True
Answer» C.
Discussion
15.

For the given Airthmetic progression find the position of first negative term?

A. 15
B. 17
C. 20
Answer» D.
Discussion
16.

In the given AP series the term at position 11 would be

A.
B. 35
C. 45
Answer» B. 35
Discussion
17.

Let the sequence be 1, 3, 5, 7, 9……… then this sequence is

A. An airthmetic sequence
B. A geometic progression
C. A harmonic sequence
D. None of the mentioned
Answer» B. A geometic progression
Discussion