Whole Numbers Test

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Whole Numbers Test - 2

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Weekly Quiz Competition

Question 1
1 / -0

Which of the following operations satisfy the commutative law for whole numbers?

A. Addition and Subtraction
B. Addition and Multiplication
C. Division and Multiplication
D. Subtraction and Multiplication

A
D

B
C

C
A

D
B

Solution

Commutative law, in Mathematics, is either of the two laws relating to number operations of addition and multiplication, stated symbolically as:
a + b = b + a and ab = ba
Question 2
1 / -0

Every whole number is a predecessor of a/an _________.

A
integer

B
whole number

C
natural number

D
None of these

Solution

Whole numbers contain all numbers, starting from 0.
Hence, every whole number is a predecessor of a natural number.
Question 3
1 / -0

What is the additive identity of a natural number?

A
2

B
1

C
0

D
-1

Solution

Additive identity of a natural number is 0.
n + 0 = n = 0 + n
Question 4
1 / -0

Mannat packs 6 fruit baskets for a picnic. She puts 24 apples, 28 oranges and 16 mangoes in each basket. With the help of which property can we calculate the total number of fruits in 6 baskets?

A. Commutative property
B. Distributive property
C. Associative Property
D. None of these

A
B

B
C

C
A

D
D

Solution

Total number of fruits = 6 × (24 + 28 + 16) or 24 × 6 + 6 × 28 + 6 × 16

This is the distributive property.
Question 5
1 / -0

When we multiply 18 by a multiplicative identity, we get _________.

A
0

B
18

C
1

D
-18

Solution

The multiplicative identity states that any time you multiply a number by 1, the result, or product, is that original number. So, the product of 18 and a multiplicative identity will be 18.
Question 6
1 / -0

Which of the following is not true?

A. 2 + 0 = 2
B. 2 × 0 = 0
C. 2 - 0 = 2
D. 2 ÷ 0 = 2

A
C

B
B

C
A

D
D

Solution

2 ÷ 0 is not defined.
Question 7
1 / -0

In whole numbers, commutative law is satisfied with respect to operators ________.

A
(+, ×)

B
(×, +)

C
(+, -)

D
All of these

Solution

Commutative law is applicable for all the operations.
Question 8
1 / -0

Which of the following properties is/are not applicable on division of different whole numbers?

A. Commutative property
B. Associative property
C. Closure property
D. All of these

A
A

B
B

C
C

D
D

Solution

Commutative law is not applicable for division of whole numbers.

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Re-Attempt Weekly Quiz Competition

Whole Numbers Test - 2

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Whole Numbers Test - 2

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Question 1

D

C

A

B

Solution

Question 2

integer

whole number

natural number

None of these

Solution

Question 3

2

1

0

-1

Solution

Question 4

B

C

A

D

Solution

Question 5

0

18

1

-18

Solution

Question 6

C

B

A

D

Solution

Question 7

(+, ×)

(×, +)

(+, -)

All of these

Solution

Question 8

A

B

C

D

Solution

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