# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 224 - 231 of 1484

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## Question 224

### Question

MCQ▾

The roots of the equation can be obtained graphically by finding the abscissas of the pointing of intersection of each of the following pairs of equations except

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 225

### Question

MCQ▾

If ‘a’ and ‘b’ are unequal and and have a common factor, then = ________.

### Choices

Choice (4)Response

a.

- 1

b.

0

c.

1

d.

2

## Question 226

MCQ▾

= ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question 227

### Question

MCQ▾

The sum of 15 terms of is

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 228

MCQ▾

If then =

### Choices

Choice (4)Response

a.

4

b.

- 4

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

## Question 229

### Question

MCQ▾

The measures of the interior angles of a convex polygon are in AP. If the smallest angle is and the largest angle is , then the number of sides of the polygon is

### Choices

Choice (4)Response

a.

7

b.

11

c.

5

d.

9

## Question 230

### Question

MCQ▾

and are three vertices of the parallelogram ABCD. The coordinates of the fourth vertex is ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 231

### Question

MCQ▾

The 8th term of an AP is 16 and the 15th term is 58. Then the second term is

### Choices

Choice (4)Response

a.

-26

b.

42

c.

18

d.

-20

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