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Question (21)

QN0018940

The expression 13k – 5k is always:

(A) Odd
(B) Even
(C) Prime
(D) Multiple of 5

Correct Answer: B

Explanation:

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Question (22)

QN0018941

If x = 3, then x² + 2 equals:

(A) 9
(B) 10
(C) 11
(D) 12

Correct Answer: C

Explanation:

3² + 2 = 11.

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Question (23)

QN0018942

If x = 6, then x² + 2 equals:

(A) 36
(B) 37
(C) 38
(D) 40

Correct Answer: C

Explanation:

6² + 2 = 38.

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Question (24)

QN0018943

Which expression is not always even?

(A) 2a + 2b
(B) 4m + 2n
(C) 13k – 5k
(D) x² + 2

Correct Answer: D

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Question (25)

QN0018944

Two even numbers that are multiples of 4 always have a sum that is:

(A) Odd
(B) Prime
(C) Multiple of 4
(D) Multiple of 5

Correct Answer: C

Explanation:

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Question (26)

QN0018945

12 + 16 is:

(A) Not divisible by 4
(B) Divisible by 4
(C) Odd
(D) Prime

Correct Answer: B

Explanation:

12 + 16 = 28, which is divisible by 4.

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Question (27)

QN0018946

Which pair consists of even numbers that are not multiples of 4?

(A) 8 and 12
(B) 16 and 20
(C) 2 and 6
(D) 4 and 8

Correct Answer: C

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Question (28)

QN0018947

The sum of 2 and 6 is:

(A) 6
(B) 8
(C) 10
(D) 12

Correct Answer: B

Explanation:

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Question (29)

QN0018948

Adding two even numbers that are not multiples of 4 always gives a:

(A) Multiple of 4
(B) Prime number
(C) Multiple of 5
(D) Odd number

Correct Answer: A

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Question (30)

QN0018949

What is the remainder when 23 is divided by 5?

(A) 1
(B) 2
(C) 3
(D) 4

Correct Answer: C

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