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Published on: 29/10/2022
QB365 provides a detailed and simple solution for every Possible Creative Questions in Class 12 Maths Subject -Numbers and Sequences , English Medium. It will help Students to get more practice questions, Students can Practice these question papers in addition to score best marks.
Download Tamil Nadu 10th Standard Maths question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Maths Test1.
In an A.P if the pth term is q and the qth term is p, then its nth term is ____________
p+q-n
p+q+n
p-q+n
p-q-n
2.
If p, q, r, x, y, z are in A.P, then 5p + 3, 5r + 3, 5x + 3, 5y + 3, 5z + 3 form ____________
a G.P
an A.P
a constant sequence
neither an A.P nor a G.P
3.
The sum of first n terms of the series a, 3a, 5a...is ____________
na
(2n - 1)a
n2 - a
n2a2
4.
5.
6.
Sum of infinite terms of G.P is 12 and the first term is 8. What is the fourth term of the G.P?
\(\frac { 8 }{ 27 } \)
\(\frac { 4 }{ 27 } \)
\(\frac { 8 }{ 20 } \)
\(\frac { 1 }{ 3 } \)
7.
If pth, qth and rth terms of an A.P. are a, b, c respectively, then (a(q - r) + b(r - p) + c(p - q) is____________
0
a + b + c
p + q + r
pqr
8.
How many terms are there in the G.P : 5, 20, 80, 320,..., 20480
5
6
7
9
9.
In the arithmetic series Sn = k + 2k + 3k +...+ 100, k is positive integer and k is a factor 100 then Sn is ____________
\(1000\frac { 10 }{ k } \)
\(5000\frac { 50 }{ k } \)
\(\frac { 1000 }{ k } +10\)
\(\frac { 5000 }{ k } +50\)
10.
The first term of an A.P. whose 8th and 12th terms are 39 and 59 respectively is ____________
5
6
4
3
11.
Given a1 = -1, \(a=\frac { { a }_{ n } }{ n+2 } \), then a4 is ____________
\(-\frac { 1 }{ 20 } \)
\(-\frac { 1 }{ 4 } \)
\(-\frac { 1 }{ 840 } \)
\(-\frac { 1 }{ 120 } \)
12.
44 ≡ 8 (mod12), 113 ≡ 85 (mod 12), thus 44 x 113 ≡______(mod 12):
4
3
2
1
13.
The difference between the remainders when 6002 and 601 are divided by 6 is ____________
2
1
0
3
14.
If 3 is the least prime factor of number 'a' and 7 is least prime factor of number 'b', then the least prime factor of a + b is ____________
a + b
2
5
10
15.
1.
(a)
p+q-n
2.
(b)
an A.P
3.
(c)
n2 - a
4.
(c)
5.
(c)
6.
(a)
\(\frac { 8 }{ 27 } \)
7.
(a)
0
8.
(c)
7
9.
(d)
\(\frac { 5000 }{ k } +50\)
10.
(c)
4
11.
(d)
\(-\frac { 1 }{ 120 } \)
12.
(a)
4
13.
(b)
1
14.
(b)
2
15.
(b)
10th Standard Syllabus & Materials
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Tamilnadu Stateboard 10th Standard Subjects
Tamilnadu Stateboard Standards
