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Mathematics Quiz for Grade 9

3.9
(114 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

46% 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}

{}

54% 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

69% got this right

5

Find the HCF of 36 and 48.

12

10

18

6

60% got this right

6

What is the LCM of 8 and 12?

24

12

28

8

56% 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  23% 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

47% got this right

10

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

4πr²

2πr

4/3πr³

None

Hard  29% 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

61% 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

58% got this right

14

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

Subtracted

Added

Divided

Multiplied

35% got this right

15

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

Having higher degree 2

None

Having higher degree 1

Having higher degree 3

50% got this right