Question 1

Which of the following is NOT a rational number?

Accepted Answer

π (pi)

Answer

-2/3

Answer

0.25

Answer

7

Question 2

Which of the following represents a rational number?

Accepted Answer

-3/4

Answer

√5

Answer

√2

Answer

√3

Question 3

If you divide a rational number by another rational number (not zero), what type of number is the result?

Accepted Answer

Rational number

Answer

Irrational number

Answer

Imaginary number

Answer

Integer

Question 4

Which of the following is a property of rational numbers?

Accepted Answer

They can be written as the ratio of two integers.

Answer

They cannot be written as fractions.

Answer

They include the square root of prime numbers.

Answer

Their decimal representation never ends or repeats.

Question 5

What is the sum of the rational numbers 1/2 and 3/4?

Accepted Answer

5/4

Answer

9/6

Answer

1 1/4

Answer

4/6

Question 6

What is the product of the rational numbers -3/4 and 2/3?

Accepted Answer

-1/2

Answer

-6/7

Answer

1/2

Answer

5/12

Question 7

Which of the following is the decimal representation of the rational number 3/8?

Accepted Answer

0.375

Answer

0.333

Answer

0.3

Answer

0.38

Question 8

Which of the following is equivalent to the rational number 7/10?

Accepted Answer

0.7

Answer

0.07

Answer

7.0

Answer

1.4

Question 9

Which operation on two rational numbers always results in a rational number?

Accepted Answer

Addition

Answer

Taking the logarithm

Answer

Square root

Answer

Division by zero

Question 10

What is the simplified form of the rational expression (2/5) ÷ (8/15)?

Accepted Answer

3/4

Answer

10/12

Answer

16/30

Answer

4/3

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