MCQ quiz on Rational numbers multiple choice questions and answers on Rational numbers MCQ questions quiz on Rational numbers objectives questions with answer test pdf for interview preparations, freshers jobs and competitive exams. Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject.

## Rational numbers MCQ Questions and Answers Quiz

1. Which of the following is the identity element?

1. 1
2. -1
3. Zero

2. Which of the following rational numbers is equivalent to 2/3?

1. 3/2
2. 4/9
3. 4/6
4. 9/4

3. -(-x) is same as

1. -x
2. x
3. 1/x
4. -1/x

4. A number of the form p/q is said to be a rational number if

1. p and q are integers
2. p and q are integers and p is not qual to zero.
3. p and q are integers and q is not qual to zero.
4. p and q are integers and p and q both are not equal to zero.

1. Natural numbers
2. Whole Numbers
3. Rational Numbers
4. All of these

6. Between any two rational numbers, there lie:

1. two rational number
2. No rational number
3. infinite rational numbers
4. infinite fractions

7. If x be any rational number, than x+0 is

1. x
2. -x
3. Not defined

8. If y be the reciprocal of rational number x, then the reciprocal of y will be

1. x
2. y
3. x/y
4. y/x

9. One (1) is

1. the identity for addition of the rational number
2. the identity for subtraction of the rational number
3. the identity for multiplication of the rational number
4. the identity for division of the rational number

10. Rational numbers are not closed under

1. Subtraction
2. Division