# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 250 - 257 of 1484

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## Question 250

### Question

MCQ▾

The sum of the first 50 positive integers exactly divisible by 7 is

### Choices

Choice (4)Response

a.

7140

b.

8925

c.

8980

d.

7535

## Question 251

### Question

MCQ▾

If a, b and c are in G. P. with and is an integer, then form a sequence ________.

### Choices

Choice (4)Response

a.

In which the reciprocals of the terms form an A. P.

b.

Which is a G. P.

c.

Which is an A. P.

d.

All of the above

## Question 252

### Question

MCQ▾

The coordinates of the points of tri-section of a segment joining and is ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 253

### Question

MCQ▾

The difference of the roots of is

### Choices

Choice (4)Response

a.

b.

c.

-8

d.

Question does not provide sufficient data or is vague

## Question 254

### Question

MCQ▾

The AM between and is

### Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

## Question 255

### Question

MCQ▾

The numbers of number which have 2,3, 6,5 as factors between 1 and 1000 is

### Choices

Choice (4)Response

a.

33

b.

30

c.

38

d.

28

## Question 256

### Question

MCQ▾

The roots of the equation can be found by solving

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 257

### Question

MCQ▾

A circus tent is in the form of a cone over a cylinder. The diameter of the base is 16 m, the height of cylindrical part is 4.8 m and the total height of the tent is 10.8 m. The canvas required for the tent is ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

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