# Square and Square Roots (IMO- Mathematics Olympiad Class 8): Questions 56 - 64 of 67

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1029 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 450.00 or

## Question number: 56

» Square and Square Roots

MCQ▾

### Question

Find the smallest square number which is exactly divisible by 5 6, 9 and 12 is, ________

### Choices

Choice (4) Response

a.

100

b.

180

c.

900

d.

500

## Question number: 57

» Square and Square Roots

MCQ▾

### Question

Square root of 6084 is________.

### Choices

Choice (4) Response

a.

77

b.

78

c.

87

d.

76

## Question number: 58

» Square and Square Roots

MCQ▾

### Question

If = 4, then = ________.

### Choices

Choice (4) Response

a.

100

b.

169

c.

123

d.

144

## Question number: 59

» Square and Square Roots

MCQ▾

### Question

The greatest four digit number, which is a perfect square is ________.

### Choices

Choice (4) Response

a.

9801

b.

9805

c.

9900

d.

9901

## Question number: 60

» Square and Square Roots

MCQ▾

### Question

Which of the following is not a perfect square?

### Choices

Choice (4) Response

a.

16384

b.

100489

c.

5329

d.

1638

## Question number: 61

» Square and Square Roots

MCQ▾

### Question

A number is multiplied by itself and then 10 is subtracted from the product. If the final result is 590, then find the original number.

### Choices

Choice (4) Response

a.

60

b.

30

c.

50

d.

36

## Question number: 62

» Square and Square Roots

MCQ▾

If, then

### Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question number: 63

» Square and Square Roots

MCQ▾

### Question

If, then the value of is________.

### Choices

Choice (4) Response

a.

30.2

b.

22.7

c.

11.1

d.

24.7

## Question number: 64

» Square and Square Roots

MCQ▾

### Question

If, then the value of is________.

### Choices

Choice (4) Response

a.

b.

30.20

c.

24.70

d.

25.00

f Page