# Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 638 - 644 of 1201

Access detailed explanations (illustrated with images and videos) to 2028 questions. Access all new questions- tracking exam pattern and syllabus. View the complete topic-wise distribution of questions. Unlimited Access & Unlimited Time!

View Sample Explanation or View Features.

Rs. 550.00 -OR-

## Question 638

Edit

### Question

MCQ▾

If a square number ends in 5, the preceding figure is:

### Choices

Choice (4)Response

a.

2

b.

A composite number

c.

A prime number

d.

An odd number

## Question 639

Mathematics
Edit

### Question

MCQ▾

The difference between circumference and radius of a circle is 111 m. The circumference of that circle is:

### Choices

Choice (4)Response

a.

176 m

b.

66 m

c.

132 m

d.

74 m

## Question 640

Edit

### Question

MCQ▾

The number of flat surface in a cone is:

### Choices

Choice (4)Response

a.

3

b.

1

c.

2

d.

Question does not provide sufficient data or is vague

## Question 641

Mathematics
Edit

### Question

MCQ▾

A wire bent in the form of a circle of radius 56 cm is cut and again bent in the form of a square. The ratio of the regions enclosed by the circle and the square in the two cases is given by

### Choices

Choice (4)Response

a.

b.

c.

d.

11: 7

## Question 642

Edit

### Question

MCQ▾

Which is greater in ?

### Choices

Choice (4)Response

a.

Can’t say

b.

c.

d.

Question does not provide sufficient data or is vague

## Question 643

Edit

### Question

MCQ▾

The selling price when goods which cost Rs. 75 are sold at a loss of 10 % is:

### Choices

Choice (4)Response

a.

82.5 Rs.

b.

65.5 Rs.

c.

79 Rs.

d.

67.5 Rs.

## Question 644

Edit

### Question

MCQ▾

If the price of 8 toys is Rs. 366.4, what will be the approximate price of 7 toys?

### Choices

Choice (4)Response

a.

298

b.

200

c.

325

d.

321