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Mathematics Quiz for Grade 9

3.9
(76 votes)
15 questions
English
Are you ready to put your math skills to the test? Join us for an exciting and educational quiz competition that will challenge your knowledge of class 9 mathematics concepts. This quiz competition is designed to make math fun and engaging.
1
Blur reveal

Which of the following is an example of an infinite set?

The set of natural numbers

The set of days in a week

The set of prime numbers greater than 10

The set of vowels in the English alphabet

49% got this right

2
Blur reveal

If A = {2, 4, 6, 8, 10} and B = {3, 6, 9, 12}, what is A ∩ B (the intersection of sets A and B)?

{6}

{2, 4, 6, 8, 10, 12}

{3, 9}

{}

56% got this right

3

Find the prime factorization of 48.

2^4 × 3

2^2 × 3^3

2^3 × 3^2

2^6 × 3

39% got this right

4

Solve for x: 5x + 3 = 28.

X=5

x = 6

X = 25

X = 7

71% got this right

5

Find the HCF of 36 and 48.

12

10

18

6

63% got this right

6

What is the LCM of 8 and 12?

24

12

28

8

57% got this right

7

If the VAT rate is 6%, what is the total cost of an item priced at $150?

159

150

156

200

58% got this right

8

What is the formula for the total surface area of a cylinder with radius 'r' and height 'h'?

2πrh + 2πr²

2πrh

2πr²

None

Hard  25% got this right

9

Calculate the area of a right-angled triangle with base 10 cm and height 8 cm.

40 square cm

20 square cm

80 square cm

None

46% got this right

10

What is the formula for the surface area of a sphere with radius 'r'?

4πr²

2πr

4/3πr³

None

Hard  33% got this right

11

A shirt originally priced at $60 is on sale with a 30% discount. What is the final sale price of the shirt?

42

18

50

52

62% got this right

12

A store bought a watch for $50 and sold it for $70. What is the profit percentage made by the store?

40%

20%

20%

45%

43% got this right

13

Discount Amount is........ from main price.

Subtracted

Added

Divided

Multiplied

57% got this right

14

Income Tax is .............. from total income.

Subtracted

Added

Divided

Multiplied

37% got this right

15

Quadratic equations are............

Having higher degree 2

None

Having higher degree 1

Having higher degree 3

49% got this right

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