Number Sense [IMO Level 1- Mathematics Olympiad (SOF) Class 5]: Questions 1 - 10 of 124

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Question 1

Number Sense

Question

MCQ▾

CLXVI = ________.

Choices

Choice (4)Response

a.

166

b.

146

c.

156

d.

206

Question 2

Number Sense

Question

MCQ▾

How many hundreds are there in 5127800?

Choices

Choice (4)Response

a.

800

b.

8

c.

0

d.

80

Question 3

Number Sense

Question

MCQ▾

One lakh is = ________?

Choices

Choice (4)Response

a.

Thousand

b.

Two thousand

c.

Million

d.

Hundred thousand

Question 4

Number Sense

Question

MCQ▾

Smallest seven-digit number is ________?

Choices

Choice (4)Response

a.

0011010

b.

0101010

c.

1000000

d.

0011001

Question 5

Number Sense

Question

MCQ▾

Choices

Choice (4)Response

a.

15000

b.

1500

c.

5000

d.

15

Question 6

Number Sense

Question

MCQ▾

Difference in roman number of 600 and 300 is ________.

Choices

Choice (4)Response

a.

D

b.

CCC

c.

MMM

d.

C

Question 7

Number Sense

Question

MCQ▾

Check all Choice, What is Roman numeral for the greatest three digit number is________.

Choices

Choice (4)Response

a.

CMXCIX

b.

CMIXIX

c.

IXIXIX

d.

CMIIC

Question 8

Number Sense

Question

MCQ▾

Lowest six digit number that can be formed using 9, 6, 0,0, 3,2 is ________?

Choices

Choice (4)Response

a.

096032

b.

030269

c.

002369

d.

200369

Question 9

Number Sense

Question

MCQ▾

Which of the following correctly shows 12345678 according to Indian place value chart?

Choices

Choice (4)Response

a.

12,34, 56,78

b.

123,45, 678

c.

1,23, 45,678

d.

None of the above

Question 10

Number Sense

Question

MCQ▾

Which of the following is not correctly matched?

Choices

Choice (4)Response

a.

XII = 12

b.

X = 10

c.

V = 2

d.

I = 1

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