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Question (11)

QN009289

Which statement is true about π?

(A) It is rational.
(B) It is an integer.
(C) It is irrational.
(D) It is terminating.

Correct Answer: C

Explanation:

π is a non-terminating non-repeating decimal.

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Question (12)

QN009290

Which of the following numbers lies between 3 and 4?

(A) √5
(B) √8
(C) √10
(D) √17

Correct Answer: C

Explanation:

√10 ≈ 3.16

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Question (13)

QN009291

Which of the following is an irrational number between 5 and 6?

(A) √20
(B) √25
(C) √30
(D) √36

Correct Answer: C

Explanation:

√30 ≈ 5.47

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Question (14)

QN009292

The decimal representation of √3 is:

(A) Terminating
(B) Repeating
(C) Non-terminating non-repeating
(D) Whole number

Correct Answer: C

Explanation:

√3 is irrational.

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Question (15)

QN009293

Which of the following is a perfect square?

(A) 18
(B) 27
(C) 49
(D) 72

Correct Answer: C

Explanation:

49 = 7²

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Question (16)

QN009294

Which of the following is irrational?

(A) 22/7
(B) 0.875
(C) √19
(D) –12

Correct Answer: C

Explanation:

√19 is not a perfect square.

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Question (17)

QN009295

Find the value of √196.

(A) 12
(B) 13
(C) 14
(D) 15

Correct Answer: C

Explanation:

√196 = 14

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Question (18)

QN009296

Which number is irrational?

(A) 7/11
(B) 0.272727…
(C) √50
(D) –9/4

Correct Answer: C

Explanation:

√50 = 5√2, which is irrational.

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Question (19)

QN009297

Which of the following best describes irrational numbers on the number line?

(A) They cannot be represented.
(B) They exist only on the positive side.
(C) They fill gaps left by rational numbers.
(D) They are always integers.

Correct Answer: C

Explanation:

Irrational numbers complete the number line.

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Question (20)

QN009298

Which of the following is closest to 1.41?

(A) √3
(B) √2
(C) √5
(D) √7

Correct Answer: B

Explanation:

√2 ≈ 1.414

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Question (11)

Which statement is true about π?

Explanation:

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Question (12)

Which of the following numbers lies between 3 and 4?

Explanation:

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Question (13)

Which of the following is an irrational number between 5 and 6?

Explanation:

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Question (14)

The decimal representation of √3 is:

Explanation:

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Question (15)

Which of the following is a perfect square?

Explanation:

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Question (16)

Which of the following is irrational?

Explanation:

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Question (17)

Find the value of √196.

Explanation:

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Question (18)

Which number is irrational?

Explanation:

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Question (19)

Which of the following best describes irrational numbers on the number line?

Explanation:

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Question (20)

Which of the following is closest to 1.41?

Explanation:

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