Number Quiz: Test Your Skills in Mathematics for Public Services

Question 1

Determine the cube root of 64.

Accepted Answer

4

Answer

2

Answer

6

Answer

8

Question 2

Find the reciprocal of -0.5.

Accepted Answer

-2

Answer

0.2

Answer

2

Answer

-0.2

Question 3

Find the volume of a cube with an edge length of 3cm.

Accepted Answer

27 cm³

Answer

3 cm³

Answer

9 cm³

Answer

81 cm³

Question 4

Which of the following operations CANNOT be performed on a fraction?

Accepted Answer

Exponentiation

Answer

Addition

Answer

Subtraction

Answer

Multiplication

Question 5

If a car takes twice as long to travel a certain distance, what happens to its speed?

Accepted Answer

The speed is halved.

Answer

The speed is doubled.

Answer

The speed stays the same.

Question 6

Find the square root of 16.

Accepted Answer

4

Answer

2

Answer

8

Answer

16

Question 7

Simplify the ratio 10:20.

Accepted Answer

1:2

Answer

2:5

Answer

1:1

Answer

5:10

Question 8

Find the area of a rectangle with length 5 cm and width 3 cm.

Accepted Answer

15 cm²

Answer

8 cm²

Answer

25 cm²

Answer

30 cm²

Question 9

Identify the greatest whole number among the following.

Accepted Answer

1

Answer

0.99

Answer

0.999

Answer

1.001

Question 10

Which of the following is a prime number?

Accepted Answer

7

Answer

4

Answer

9

Answer

12

Question 11

Which of the following is NOT a property of whole numbers?

Accepted Answer

They are negative.

Answer

They are natural numbers.

Answer

They can be used for counting.

Question 12

Convert the decimal 0.75 to a fraction in its simplest form.

Accepted Answer

3/4

Answer

3/8

Answer

1/4

Question 13

What is 20% of 120?

Accepted Answer

24

Answer

30

Answer

15

Question 14

Round the number 45.678 to the nearest whole number.

Accepted Answer

46

Answer

45

Answer

47

Question 15

Which of the following is the smallest fraction?

Accepted Answer

1/8

Answer

1/2

Answer

1/4

Question 16

Which of the following is equivalent to half?

Accepted Answer

1/2

Answer

1/4

Answer

3/4

Answer

2/3

Question 17

Find the value of x in the equation: x - 5 equals 10

Accepted Answer

15

Answer

10

Answer

5

Answer

-5

Question 18

Convert 45 percent to a fraction in its simplest form.

Accepted Answer

9/20

Answer

1/5

Answer

1/2

Answer

1/4

Question 19

A community center needs to buy 120 chairs for a new hall. They can buy them in packs of 8. How many packs of chairs do they need to order?

Accepted Answer

15

Answer

12

Answer

18

Answer

10

Question 20

A security firm offers a 15% discount on their services for new clients. If the original cost of their services is £500, how much is the discount?

Accepted Answer

£75

Answer

£50

Answer

£150

Answer

£100

Question 21

A crime scene investigation team needs to secure an area that is 5 meters by 5 meters. What is the area of the secured zone?

Accepted Answer

25 square meters

Answer

10 square meters

Answer

15 square meters

Question 22

A building has a square floor plan with a side length of 12 meters. What is the length of the diagonal of the square?

Accepted Answer

12√2 meters

Answer

24 meters

Answer

6√2 meters

Answer

12 meters

Question 23

A group of officers are training for a fitness test. They are required to run 5 kilometers in 30 minutes. What is their average speed in kilometers per hour?

Accepted Answer

10 km/h

Answer

20 km/h

Answer

5 km/h

Answer

15 km/h