IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 161 - 170 of 1042

Access detailed explanations (illustrated with images and videos) to 1042 questions. Access all new questions- tracking exam pattern and syllabus. View the complete topic-wise distribution of questions. Unlimited Access, Unlimited Time, on Unlimited Devices!

View Sample Explanation or View Features.

Rs. 450.00 -OR-

How to register? Already Subscribed?

Question 161

Question

MCQ▾

If , then can be

Choices

Choice (4)Response

a.

15

b.

12

c.

7

d.

13

Question 162

Question

MCQ▾

The area of a square field is sq. m. The length of each side of the field is ________.

Choices

Choice (4)Response

a.

2.30

b.

2.50

c.

4.00

d.

1.92

Question 163

Question

MCQ▾

= ________

Choices

Choice (4)Response

a.

13

b.

14

c.

15

d.

17

Question 164

Question

MCQ▾

If then value of is________.

Choices

Choice (4)Response

a.

0.5

b.

0.5

c.

0.5

d.

0.5

Question 165

Question

MCQ▾

If , and value of then

Choices

Choice (4)Response

a.

0

b.

1

c.

3

d.

2

Question 166

Question

MCQ▾

The number must be subtracted from 2329 to get a perfect square is________.

Choices

Choice (4)Response

a.

15

b.

10

c.

25

d.

20

Question 167

Question

MCQ▾

Square root of is________.

Choices

Choice (4)Response

a.

0.4

b.

0.5

c.

0.1

d.

0.2

Question 168

Question

MCQ▾

A number is multiplied by itself and then 6 is added to the product. If the final result is 175, then find the original number.

Choices

Choice (4)Response

a.

13

b.

16

c.

12

d.

14

Question 169

Question

MCQ▾

A number is multiplied by half to itself and then 5 is subtracted from the product. If the final result is 123, then find the original number.

Choices

Choice (4)Response

a.

12

b.

11

c.

16

d.

14

Question 170

Question

MCQ▾

The number must be subtracted from 6089 to get a perfect square is________.

Choices

Choice (4)Response

a.

7

b.

8

c.

5

d.

18