9th Standard Syllabus & Materials
9th Standard
TN 9th Tamil உள்ளத்தின் சீர் -கற்கண்டு (இலக்கணம்) - தொடர் இலக்கணம், ஆகுபெயர் Important Questions And Answers Study Material - QB365 Set A
NEW9th Standard
TN 9th Tamil உள்ளத்தின் சீர் -விரிவானம் (துணைப்பாடம்) - தாய்மைக்கு வறட்சி இல்லை! Important Questions And Answers Study Material - QB365 Set A
NEW9th Standard
TN 9th Tamil உள்ளத்தின் சீர் -கவிதை பேழை (செய்யுள்) - மார்கழி பெருவிழா Important Questions And Answers Study Material - QB365 Set A
NEW9th Standard
TN 9th Tamil உயிருக்கு வேர்-இலக்கணம் - பகுபத உறுப்பிலக்கணம் Important Questions And Answers Study Material - QB365 Set A
NEW9th Standard
TN 9th Tamil அமுதென்று பேர் - இலக்கணம்-எழுத்து -அளபெடை Important Questions And Answers Study Material - QB365 Set A
NEW9th Standard
TN 9th Tamil அமுதென்று பேர்-துணைப்பாடம் - ஆறாம்திணை Important Questions And Answers Study Material - QB365 Set A

Published on: 13/05/2022
QB365 provides detailed and simple solution for every book back questions in class 9 Maths subject.It will helps to get more idea about question pattern in every book back questions with solution.
latest Book back QuestionsDownload Tamil Nadu 9th 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.
The number of bricks each measuring 50 cm × 30 cm × 20 cm that will be required to build a wall whose dimensions are 5 m × 3 m × 2 m is _______.
1000
2000
3000
5000
2.
The lateral surface area of a cube of side 12 cm is _______.
144 cm2
196 cm2
576 cm2
664 cm2
3.
A letter is chosen at random from the word “STATISTICS”. The probability of getting a vowel is
\(\frac { 1 }{ 10 } \)
\(\frac { 2 }{ 10 } \)
\(\frac { 3 }{ 10 } \)
\(\frac { 4 }{ 10 } \)
4.
The six faces of the dice are called equally likely if the dice is _______.
Small
Fair
Six-faced
Round
5.
Which of the following cannot be taken as probability of an event?
0
0.5
1
-1
6.
The total surface area of a cuboid is ______________
4a2 sq. units
6a2 sq. units
2(l + b)h sq. units
2(lb + bh + lh) sq. units
7.
If the sides of a triangle are 3 cm, 4 cm and 5 cm, then the area is _______.
3 cm2
6 cm2
9 cm2
12 cm2
8.
The value of 2tan30° tan60° is
1
2
\(2\sqrt { 3 } \)
6
9.
The value of 3 sin 700sec 200 + 2 sin 490sec 510 is ________.
2
3
5
6
10.
The value of \(\frac { tan15° }{ cot75° } \) is
cos 900
sin 300
tan 450
cos 300
11.
The value of tan72° tan18° is ________.
0
1
180
720
12.
A pair of linear equations has no solution then the graphical representation is _______.




13.
Which one of the following is not a measure of central tendency?
Mean
Range
Median
Mode
14.
Let m be the mid point and b be the upper limit of a class in a continuous frequency distribution. The lower limit of the class is _______.
2m - b
2m+b
m-b
m-2b.
15.
In the figure, PQRS and PTVS are two cyclic quadrilaterals, If ㄥQRS = 100°, then ㄥTVS = ______.
80°
100°
70°
90°
16.
In the figure, O is the centre of a circle and diameter AB bisects the chord CD at a point E such that CE = ED = 8 cm and EB = 4 cm. The radius of the circle is ________.
8cm
4cm
6cm
10cm
17.
In an expression ax2+bx +c the sum and product of the factors respectively____________
a, bc
b, ac
ac, b
bc, a
18.
The point whose ordinate is 4 and which lies on the y-axis is ______.
( 4, 0 )
(0, 4)
(1, 4)
(4, 2)
19.
The smallest rational number by which \(\frac { 1 }{ 3 } \) should be multiplied so that its decimal expansion terminates after one place of decimal is ________.
\(\frac { 1 }{ 10 } \)
\(\frac { 3 }{ 10 } \)
3
30
20.
If x3 + 6x2 + kx + 6 is exactly divisible by (x + 2), then k= ?
-6
-7
-8
11
21.
Point (–3, 5) lie in the ________ quadrant
I
II
III
IV
22.
From the adjacent diagram n[P(AΔB)] is ________.

8
16
32
64
23.
If U = {x | x ∈ N, x < 10} and A = {x | x ∈ N, 2 ≤ x < 6} then (A′)′ is –––––––––.
{1, 6, 7, 8, 9}
{1, 2, 3, 4}
{2, 3, 4, 5}
{ }
24.
The set P = {x | x ∈ Z , –1 < x < 1} is a –––––––––.
Singleton set
Power set
Null set
Subset
25.
In the given figure CE || DB then the value of x0 is ________.

45°
30°
75°
85°
1.
(a)
1000
2.
(c)
576 cm2
3.
(c)
\(\frac { 3 }{ 10 } \)
4.
(b)
Fair
5.
(d)
-1
6.
(d)
2(lb + bh + lh) sq. units
7.
(b)
6 cm2
8.
(b)
2
9.
(c)
5
10.
(c)
tan 450
11.
(b)
1
12.
(b)

13.
(b)
Range
14.
(a)
2m - b
15.
(a)
80°
16.
(d)
10cm
17.
(b)
b, ac
18.
(b)
(0, 4)
19.
(b)
\(\frac { 3 }{ 10 } \)
20.
(d)
11
21.
(b)
II
22.
(c)
32
23.
(c)
{2, 3, 4, 5}
24.
(a)
Singleton set
25.
(d)
85°
9th Standard Syllabus & Materials
9th Standard
TN 9th Tamil உள்ளத்தின் சீர் - திருக்குறள் Important Questions And Answers Study Material - QB365 Set A
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Tamilnadu Stateboard 9th Standard Subjects
Tamilnadu Stateboard Standards