CBSE Class 11 Mathematics Chapter 9 Sequences and Series Multiple Choice Questions with Answers. MCQ Class 11 Mathematics Sequences and Series with Answers was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 11 Mathematics Sequences and Series MCQs with Answers to know their preparation level.
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MCQ Class 11 Mathematics Sequences and Series with Answers - Set - 3
Question 1:
The A. M. between two positive numbers a and b is twice the G. M. between them. The ratio of the numbers is
(a) (√2 + 3) : (√2 – 3)
(b) (2 + √3 ) : (2 – √3 )
(c) ( √3 + 1) : ( √3 – 1)
(d) None of these
Correct Answer – (B)
Question 2 :
The fourth, seventh and tenth terms of a G.P. are p, q, r respectively, then :
(a) p2 = q2 + r2
(b) q2 = pr
(c) p2 = qr
(d) pqr + pq + 1 = 0
Correct Answer – (B)
Question 3 :
If roots of the equation x3 – 12x2 + 39 x – 28 = 0 are in AP, then its common difference is
(a) ± 1
(b) ± 2
(c) ± 3
(d) ± 4
Correct Answer – (C)
Question 4 :
The third term of a geometric progression is 4.
The product of the first five terms is :
(a) 43
(b) 45
(c) 44
(d) 47
Correct Answer – (B)
Question 5 :
In a G.P. if (m + n)th terms is p and (m – n)th term is q, then mth term is:
(a) p/q
(b) q/p
(c) pq
(d) √pq
Correct Answer – (D)
MCQ Class 11 Mathematics Sequences and Series with Answers
Question 6 :
A man saves ₹135/- in the first year, ₹150/- in the second year and in this way he increases his savings by ₹15/- every year. In what time will his total savings be ₹5550/-?
(a) 20 years
(b) 25 years
(c) 30 years
(d) 35 years
Correct Answer – (A)
Question 7 :
If a, b, c, d, e, f are in A.P., then e – c is equal to:
(a) 2(c – a)
(b) 2(d – c)
(c) 2(f – d)
(d) (d – c)
Correct Answer – (B)
Question 8 :
In an AP. the pth term is q and the (p + q)th term is 0. Then the qth term is
(a) – p
(b) p
(c) p + q
(d) p – q
Correct Answer – (B)
Question 9 :
A sequence containing a finite number of terms is called a……………….
(a) Finite sequence
(b) A.P. sequence
(c) G.P. sequence
(d) General sequence
Correct Answer – (A)
Question 10 :
The product of first nine terms of a GP is, in general, equal to which one of the following?
(a) The 9th power of the 4th term
(b) The 4th power of the 9th term
(c) The 5th power of the 9th term
(d) The 9th power of the 5th term
Correct Answer – (D)
- NCERT Solutions Class 11 Mathematics Sequences and Series with Answers : Exercise 9.1
- NCERT Solutions Class 11 Mathematics Sequences and Series with Answers : Exercise 9.2
- NCERT Solutions Class 11 Mathematics Sequences and Series with Answers : Exercise 9.3
- NCERT Solutions Class 11 Mathematics Sequences and Series with Answers : Exercise 9.4
- NCERT Solutions Class 11 Mathematics Sequences and Series with Answers : Exercise 9 Misc
- NCERT Solutions Class 11 Mathematics Textbook download
