Question 1

Which number set does Q represent if Q={a/b | a∈I, b∈I, b≠0}?

Accepted Answer

Rational numbers

Answer

Real numbers

Answer

Irrational numbers

Answer

Natural numbers

Question 2

What is the sum of two integers if their sum is 4 and their product is -21?

Accepted Answer

3

Answer

-3

Answer

-21

Answer

-7

Question 3

Which of the following is an irrational number?

Accepted Answer

π

Answer

−7

Answer

4

Answer

16

Question 4

What is the product of two negative numbers?

Accepted Answer

Always positive

Answer

Always zero

Answer

Sometimes positive

Answer

Always negative

Question 5

What is the classification of the number 0?

Accepted Answer

W

Answer

N

Answer

Z

Answer

Q

Question 6

How many even numbers are there between 10 and 50 inclusive?

Accepted Answer

21

Answer

20

Answer

19

Answer

22

Question 7

If the sum of two integers is 4 and their product is -21, what is the greater integer?

Accepted Answer

7

Answer

3

Answer

-7

Answer

-3

Question 8

For which value of x is x greater than x²?

Accepted Answer

x = -1/2

Answer

x = 0

Answer

x = 1/2

Answer

x = -2

Question 9

How many numbers from 10 to 50 are perfect squares?

Accepted Answer

7

Answer

8

Answer

6

Answer

5

Question 10

Which of the following numbers is a rational number?

Accepted Answer

5

Answer

√−7

Answer

√5

Answer

π

Question 11

How many even natural numbers are there between 10 and 50 inclusive?

Accepted Answer

21

Answer

22

Answer

19

Answer

20

Question 12

How many perfect squares are there between 10 and 50 inclusive?

Accepted Answer

6

Answer

7

Answer

5

Answer

4

Question 13

The sum of two integers is 9 and their product is 20. What are the integers?

Accepted Answer

5 and 4

Answer

3 and 6

Answer

2 and 7

Answer

1 and 8

Question 14

Which type of number is represented by Q = { a/b | a ∈ I, b ∈ I, and b ≠ 0}?

Accepted Answer

Rational numbers

Answer

Irrational numbers

Answer

Real numbers

Answer

Natural numbers

Question 15

What is the factorial of 5, denoted as 5!?

Accepted Answer

120

Answer

24

Answer

60

Answer

100