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Question (11)

QN009049

Which of the following is a linear pattern?

(A) 2, 4, 8, 16
(B) 1, 4, 9, 16
(C) 5, 8, 11, 14
(D) 1, 2, 6, 24

Correct Answer: C

Explanation:

Difference between terms is 3.

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Question (12)

QN009050

The expression 2x+3 gives the output 11 when the input is:

(A) 2
(B) 3
(C) 4
(D) 5

Correct Answer: C

Explanation:

2(4)+3=11

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Question (13)

QN009051

Find the value of 5x−3 when x=0.

(A) –5
(B) –3
(C) 0
(D) 3

Correct Answer: B

Explanation:

5(0)−3=−3

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Question (14)

QN009052

Find the value of 5x−3 when x=−1.

(A) –8
(B) –5
(C) 2
(D) 8

Correct Answer: A

Explanation:

5(−1)−3=−8

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Question (15)

QN009053

Which equation is a linear equation?

(A) x 2 +1=0
(B) 2x+5=17
(C) x 3 −7=0
(D) y 2 =4

Correct Answer: B

Explanation:

Highest power of variable is 1.

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Question (16)

QN009054

The sum of two numbers is 64 and one is 10 more than the other. The smaller number is:

(A) 17
(B) 27
(C) 32
(D) 37

Correct Answer: B

Explanation:

Let smaller number be x. Then x+x+10=64

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Question (17)

QN009055

In the expression 2x+10=64, the expression 2x+10 is:

(A) a constant polynomial
(B) a quadratic polynomial
(C) a linear polynomial
(D) a cubic polynomial

Correct Answer: C

Explanation:

Degree is 1.

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Question (18)

QN009056

Which of the following is a linear function?

(A) 10x−x 2
(B) 2x+3
(C) x 3 +1
(D) x 2 −9

Correct Answer: B

Explanation:

Highest power of variable is 1.

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Question (19)

QN009057

The expression 10x−x 2 is a:

(A) linear function
(B) constant function
(C) quadratic function
(D) cubic function

Correct Answer: C

Explanation:

Highest power is 2.

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Question (20)

QN009058

In the pattern 1,3,5,7,…, the number of tiles at stage n is:

(A) 2n+1
(B) n+2
(C) 2n−1
(D) n 2

Correct Answer: C

Explanation:

Pattern follows odd numbers.

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Question (11)

Which of the following is a linear pattern?

Explanation:

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Question (12)

The expression 2x+3 gives the output 11 when the input is:

Explanation:

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Question (13)

Find the value of 5x−3 when x=0.

Explanation:

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Question (14)

Find the value of 5x−3 when x=−1.

Explanation:

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Question (15)

Which equation is a linear equation?

Explanation:

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Question (16)

The sum of two numbers is 64 and one is 10 more than the other. The smaller number is:

Explanation:

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Question (17)

In the expression 2x+10=64, the expression 2x+10 is:

Explanation:

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Question (18)

Which of the following is a linear function?

Explanation:

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Question (19)

The expression 10x−x 2 is a:

Explanation:

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Question (20)

In the pattern 1,3,5,7,…, the number of tiles at stage n is:

Explanation:

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