REAL NUMBERS

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Question 1 of 10 0% read

1. Which of the following is an irrational number?

A 0.5

B 1.25

C 0.101001000...

D 0.333...

2. Simplify: (a³b²) / (a²b⁴)

A a/b²

B a/b⁶

C a⁵/b²

D -

3. Which of the following is a rational number?

A 1.414...

B √5

C π

D 0.252525...

4. Simplify: (4/9)³

A 64/729

B 12/27

C 64/27

D 4/729

5. The multiplicative identity for the set of real numbers is:

A 0

B -1

C 1

D The number itself

6. The number π (pi) is an example of:

A A rational number

B An irrational number

C An integer

D A whole number

7. Simplify: (x²y³)/(xy²).

A xy

B x²y

C xy³

D x²y³

8. What is the value of (2⁵) / (2³)?

A 4

B 8

C 2

D 16

9. The recurring decimal 0.555... can be expressed in the form p/q as:

A 1/2

B 5/10

C 5/99

D 5/9

10. The product of two rational numbers is always:

A Rational

B Irrational

C Integer

D Natural

REAL NUMBERS

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