Smartindia Classroom
CONTENTS
English
Mathematics
Science
Social Science
Back to home
Start Practice
Question-1
If a,b,c are in A.P then
is equal to
(A)
(B)
(C)
(D)
1
Question-2
If x, 2x + 2, 3x + 3 are in G.P then the fourth term is
(A)
27
(B)
27/2
(C)
-
27
(D)
-
27/2
Question-3
If the sum of first n terms of a series be 5n
2
+ 2n, then its 2
nd
term is
(A)
7
(B)
17
(C)
24
(D)
42
Question-4
For what value of n
1
the n
th
terms of the two A.P's given below are the same (1) 1,7,13,19,... (2) 64,63,62,...
(A)
8
th
(B)
9
th
(C)
10
th
(D)
12
th
Question-5
Find the 15th term of the A.P
-
23,
-
19,
-
15,
-
11,...
(A)
11
(B)
22
(C)
33
(D)
44
Question-6
In a G.P t
2
=
and t
3
=
then the common ratio is
(A)
(B)
(C)
1
(D)
5
Question-7
The sum of the first n terms of an A.P is 3n
2
+2n, find the n
th
term.
(A)
6n - 1
(B)
6n + 1
(C)
4n - 1
(D)
3n - 2
Question-8
Find the first term of an A.P whose third term is 25 and fifth is 39
(A)
7
(B)
11
(C)
9
(D)
1
Question-9
If k + 2,4k - 6,3k - 2 are the three consecutive terms of an A.P, then the value of k is
(A)
2
(B)
3
(C)
4
(D)
5
Question-10
Which term of the G.P 2,
,4,... is 64?
(A)
11
th
(B)
10
th
(C)
12
th
(D)
9
th
Your Score 0/10
Click
here
to see your answersheet and detailed track records.
Std 10
Tamil Nadu (English Medium)
Practice in Related Chapters
Sequences and Series of Real Nembers
Sets and Functions
Trignometry
Mensuration
Probability
Matrices
Coordinate Geometry
Algebra
Geometry
Statistics
Powered By
