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Question (1)

QN0019040

Which property is represented by (a(b+c)=ab+ac)?

(A) Commutative property
(B) Associative property
(C) Distributive property of multiplication over addition
(D) Closure property

Correct Answer: C

Explanation:

It shows multiplication distributed over addition.

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Question (2)

QN0019041

In the distributive property, multiplication is distributed over

(A) Division only
(B) Addition only
(C) Addition and subtraction
(D) Multiplication only

Correct Answer: C

Explanation:

Multiplication distributes over both addition and subtraction.

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Question (3)

QN0019042

The statement ((a+b)c=ac+bc) follows from which property?

(A) Identity property
(B) Distributive property
(C) Inverse property
(D) Closure property

Correct Answer: B

Explanation:

Uses distributive property.

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Question (4)

QN0019043

An identity is a mathematical statement that

(A) is true for one value only
(B) is true for all permissible values of variables
(C) is always false
(D) contains no variables

Correct Answer: B

Explanation:

An identity holds for all values of variables.

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Question (5)

QN0019044

Which of the following is an identity?

(A) (x+2=5)
(B) (x^2=16)
(C) (a(b+3)=ab+3a)
(D) (m-1=0)

Correct Answer: C

Explanation:

True for all values of a.

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Question (6)

QN0019045

The distributive property of multiplication over addition is written as

(A) (a+b=b+a)
(B) (a(b+c)=ab+ac)
(C) (ab=ba)
(D) ((ab)c=a(bc))

Correct Answer: B

Explanation:

Standard distributive identity.

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Question (7)

QN0019046

If the product (ab) is formed and (b) is increased by 1, then the increase in the product is

(A)
(B)
(C) (ab)
(D) (a+b)

Correct Answer: B

Explanation:

(a(b+1)=ab+a).

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Question (8)

QN0019047

The increase in the product (17\times25) when 25 is increased by 1 is

(A) 25
(B) 17
(C) 42
(D) 1

Correct Answer: B

Explanation:

Increase equals the other factor, 17.

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Question (9)

QN0019048

The increase in (18\times12) when 18 is increased by 1 is

(A) 18
(B) 12
(C) 30
(D) 1

Correct Answer: B

Explanation:

Increase equals 12.

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Question (10)

QN0019049

When both numbers in a product are increased by 1, the increase is

(A) (a+b)
(B) (a+b+1)
(C) (ab+1)
(D) (ab)

Correct Answer: B

Explanation:

((a+1)(b+1)=ab+a+b+1).

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Question (1)

Which property is represented by (a(b+c)=ab+ac)?

Explanation:

Link:

Question (2)

In the distributive property, multiplication is distributed over

Explanation:

Link:

Question (3)

The statement ((a+b)c=ac+bc) follows from which property?

Explanation:

Link:

Question (4)

An identity is a mathematical statement that

Explanation:

Link:

Question (5)

Which of the following is an identity?

Explanation:

Link:

Question (6)

The distributive property of multiplication over addition is written as

Explanation:

Link:

Question (7)

If the product (ab) is formed and (b) is increased by 1, then the increase in the product is

Explanation:

Link:

Question (8)

The increase in the product (17\times25) when 25 is increased by 1 is

Explanation:

Link:

Question (9)

The increase in (18\times12) when 18 is increased by 1 is

Explanation:

Link:

Question (10)

When both numbers in a product are increased by 1, the increase is

Explanation:

Link:

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