IMO Level 1- Mathematics Olympiad (SOF) Class 4: Questions 78 - 83 of 614

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Question number: 78

» Number Sense

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MCQ▾

Question

The picture below shows a copy of four different books. The number under each book is the total number of copies of the book sold last year.

Image showing the four different books

Image Showing the Four Different Books

Which books sold a number of copies that has a 9 in the thousand’s place?

Choices

Choice (4)Response

a.

Kids book

b.

Music book

c.

Sports book

d.

History book

Question number: 79

» Number Sense

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MCQ▾

Question

Which number has a 7 in the ten’s place?

Choices

Choice (4)Response

a.

9,754

b.

9,371

c.

8,457

d.

7,268

Question number: 80

» Number Sense

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MCQ▾

Question

What is 156347 rounded to the nearest thousand?

Choices

Choice (4)Response

a.

156300

b.

156000

c.

150000

d.

156340

Question number: 81

» Fractions

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MCQ▾

Question

________

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 82

» Fractions

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MCQ▾

Question

Ronak Won exactly of the cards for A place. Which of the following could be the group of cards Ronak won?

Choices

Choice (4)Response

a.

Correct group of cards Ronak won: Choice A

Correct Group of Cards Ronak Won: Choice A

b.

Correct group of cards Ronak won: Choice B

Correct Group of Cards Ronak Won: Choice B

c.

Correct group of cards Ronak won: Choice C

Correct Group of Cards Ronak Won: Choice C

d.

Correct group of cards Ronak won: Choice D

Correct Group of Cards Ronak Won: Choice D

Question number: 83

» Number Sense

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MCQ▾

Question

Dhyani had four numbers. She used each number only once to make a large number.

Image showing the four numbers

Image Showing the Four Numbers

If Dhyani put the 1 in the ten’s place, what would be the largest number she could make?

Choices

Choice (4)Response

a.

8315

b.

8153

c.

8513

d.

8531

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