BITSAT SERIES Mathematics
Sequence And Series
25 previous year questions.
Volume: 25 Ques
Yield: High
High-Yield Trend
1
2025 2
2023 3
2021 4
2020 1
2019 1
2018 2
2017 2
2016 1
2015 3
2014 1
2013 2
2012 2
2011 Chapter Questions 25 MCQs
01
PYQ 2011
medium
mathematics ID: bitsat-2
Find the A.M. of the first ten odd numbers.
1
10
2
20
3
15
4
25
02
PYQ 2011
medium
mathematics ID: bitsat-2
If p,q,r are the nᵗh, qᵗh terms of H.P. and are u,v,w respectively, then the value of the expression (q-r)v+(r-p)w+(p-q)u is:
1
2
2
0
3
4
4
8
03
PYQ 2012
medium
mathematics ID: bitsat-2
Let be the statement Which of the following is correct?
1
T(1) is true
2
T(k) is true T(k + 1) is true
3
T(n) is true for all n N
4
All above are correct
04
PYQ 2012
medium
mathematics ID: bitsat-2
If is positive then the sum to infinity of the series is:
1
2
3
4
05
PYQ 2013
medium
mathematics ID: bitsat-2
If , then
1
2
1
3
4
None of these
06
PYQ 2014
medium
mathematics ID: bitsat-2
If the term of a H.P. is and the term is , then the term is:
1
2
3
4
07
PYQ 2014
medium
mathematics ID: bitsat-2
The product of positive numbers is unity, then their sum is:
1
a positive integer
2
divisible by
3
equal to
4
never less than
08
PYQ 2014
medium
mathematics ID: bitsat-2
If are in A.P., then
is equal to:
1
2
3
4
None of these
09
PYQ 2015
easy
mathematics ID: bitsat-2
The value of upto n terms is
1
2
3
4
10
PYQ 2016
medium
mathematics ID: bitsat-2
The fourth term of an A.P. is three times of the first term and the seventh term exceeds the twice of the third term by one. Then the common difference of the progression is
1
2
3
4
-1
11
PYQ 2016
medium
mathematics ID: bitsat-2
If log a,log b,log c are in A.P. and also
log a-log 2b,log 2b-log 3c,log 3c-log a are in A.P., then
1
a,b,c are in H.P.
2
a,2b,3c are in A.P.
3
a,b,c are the sides of a triangle
4
none of the above
12
PYQ 2017
medium
mathematics ID: bitsat-2
If , where are constants, then the value of is equal to
1
2
3
4
13
PYQ 2017
medium
mathematics ID: bitsat-2
is equal to-
1
1
2
2
3
44622
4
44683
14
PYQ 2018
medium
mathematics ID: bitsat-2
The sum is equal to:
1
2
3
4
(a+1)eᵃ
15
PYQ 2019
medium
mathematics ID: bitsat-2
The value of
up to terms is
up to terms is
1
2
3
4
n-(4ⁿ)/(3)+\dfrac13
16
PYQ 2020
medium
mathematics ID: bitsat-2
Evaluate
(x+\frac1x)²+(x²+\frac1x²)²+(x³+\frac1x³)²
up to n terms is
1
2
3
4
None of these
17
PYQ 2020
medium
mathematics ID: bitsat-2
The fourth term of an A.P. is three times the first term and the seventh term exceeds twice the third term by one. Then the common difference of the progression is
1
2
3
4
-1
18
PYQ 2020
medium
mathematics ID: bitsat-2
The sum to n terms of the series
\frac12+\frac34+\frac78+(15)/(16)+⋯
is
1
2
3
4
1+2⁻n
19
PYQ 2020
medium
mathematics ID: bitsat-2
If log a, log b, log c are in A.P. and also log a-log 2b, log 2b-log 3c, log 3c-log a are in A.P., then
1
a,b,c are in H.P.
2
a,2b,3c are in A.P.
3
a,b,c are the sides of a triangle
4
none of the above
20
PYQ 2021
medium
mathematics ID: bitsat-2
2¹/4·2²/8·2³/16·2⁴/32⋯ is equal to
1
1
2
2
3
(3)/(2)
4
(5)/(2)
21
PYQ 2021
medium
mathematics ID: bitsat-2
After striking the floor a certain ball rebounds (4)/(5)th of its height from which it has fallen. The total distance that the ball travels before coming to rest if it is gently released from a height of 120m is
1
960 m
2
1000 m
3
1080 m
4
Infinite
22
PYQ 2021
medium
mathematics ID: bitsat-2
If sumk=1ⁿ k(k+1)(k-1)=pn⁴+qn³+tn²+sn,
where p,q,t and s are constants, then the value of s is equal to
1
-(1)/(4)
2
-(1)/(2)
3
(1)/(2)
4
(1)/(4)
23
PYQ 2023
medium
mathematics ID: bitsat-2
For all , the sum of is:
1
a negative integer
2
a whole number
3
a real number
4
a natural number
24
PYQ 2023
medium
mathematics ID: bitsat-2
If the sum of an infinite GP is 15 and the sum of the squares of each term is 150, then the sum of the series is:
1
2
3
4
25
PYQ 2025
easy
mathematics ID: bitsat-2
The sum of the infinite geometric series is 24, and the sum of the first three terms is 21. Find and .
1
2
3
4