Number Systems [IMO Level 1- Mathematics Olympiad (SOF) Class 6]: Questions 24 - 31 of 85

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Question 24

Question MCQ▾

Which of the following statement is true?

Statement I: Every integer is a whole number

Statement II: Every rational number is a whole number

Choices

Choice (4)Response

a.

I true,

b.

I and II true

c.

I and II false

d.

II true

Edit

Question 25

Question MCQ▾

The number with which 143 is added so that the sum remains the same is ________

Choices

Choice (4)Response

a.

143

b.

0

c.

1

d.

43

Edit

Question 26

Question MCQ▾

Difference between the face value of 8 and 5 in 26,248 and 76,542 is

Choices

Choice (4)Response

a.

805

b.

3

c.

442

d.

All of the above

Edit

Question 27

Question MCQ▾

Sum of face value of 9 and 4 in 2,59, 570 and 7,34, 256 is

Choices

Choice (4)Response

a.

13

b.

5

c.

13000

d.

5000

Edit

Question 28

Question MCQ▾

If are two whole numbers, then commutative law is applicable to addition if

Choices

Choice (4)Response

a.

b.

c.

d.

All a., b. and c. are correct

Edit

Question 29

Question MCQ▾

Which of the following statement is true?

Choices

Choice (4)Response

a.

99 is the largest whole number

b.

Every whole number is a natural number

c.

1 is the least whole number

d.

Every natural number is a whole number

Edit

Question 30

Question MCQ▾

Additive identity is________

Choices

Choice (4)Response

a.

1

b.

0

c.

3

d.

2

Edit

Question 31

Question MCQ▾

Difference between place value of 7 face value of 5 in 81,23, 457 is________

Choices

Choice (4)Response

a.

2

b.

20

c.

12

d.

22

Edit