# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 823 - 831 of 1484

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## Question 823

### Question

MCQ▾

The median of the scores 12,18.2, 25,8, 31,8.5,19 is

### Choices

Choice (4)Response

a.

19

b.

18.2

c.

12

d.

8.5

## Question 824

MCQ▾

If and , then .

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 825

### Question

MCQ▾

If then BC = ________.

### Choices

Choice (4)Response

a.

7.5

b.

15

c.

5

d.

10.5

## Question 826

### Question

MCQ▾

The point on X-axis equidistant from and is ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

## Question 827

### Question

MCQ▾

The probability that a vowel selected at random in English language is an ‘a’ is

### Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

## Question 828

### Question

MCQ▾

The roots of the equation are in the ratio 7: 6, then k = ________.

### Choices

Choice (4)Response

a.

13

b.

1

c.

12

d.

-4

## Question 829

### Question

MCQ▾

The roots of the quadratic equation are:

### Choices

Choice (4)Response

a.

a, b

b.

-1/a, 1/b

c.

d.

Question does not provide sufficient data or is vague

## Question 830

### Question

MCQ▾

If and are the roots of the quadratic equation with the condition , then the value of ‘p’ is

### Choices

Choice (4)Response

a.

- 16

b.

16 or -16

c.

4

d.

16

## Question 831

### Question

MCQ▾

If and are the roots of the quadratic equation with the condition , then the value of ‘p’ is

### Choices

Choice (4)Response

a.

13

b.

13 or -13

c.

- 13

d.

1

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