# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 919 - 925 of 1484

Access detailed explanations (illustrated with images and videos) to 1484 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.

Rs. 500.00 or

How to register?

## Question number: 919

Edit
MCQ▾

### Question

Find the value of k if the area of triangle formed by is 13.5 sq units

### Choices

Choice (4) Response

a.

3

b.

4 or -4

c.

1

d.

-2 or 2

## Question number: 920

Edit
MCQ▾

### Question

One of the properties of Range is

### Choices

Choice (4) Response

a.

It is not affected by greatest and least values

b.

Difference of greatest and least values

c.

Algebraic

d.

Not easy to calculate

## Question number: 921

Edit
MCQ▾

### Question

A ladder of 30 m long touches the wall at height of 15 m. The angle made by it by horizontal is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question number: 922

Edit
MCQ▾

### Question

Among 100 employees, the average salary of 99 is Rs. 100. The 100th employee has the salary exceeds the average of 100 employees by Rs. 99 then average salary of all employees (in Rs. ) is

### Choices

Choice (4) Response

a.

99.50

b.

101

c.

100

d.

99

## Question number: 923

Edit
MCQ▾

### Question

From a normal pack of cards, a card is drawn at random. The probability of getting a red ace is

### Choices

Choice (4) Response

a.

b.

c.

d.

All of the above

## Question number: 924

Edit
MCQ▾

### Question

is an equilateral with side 9 cm. The perimeter of triangle formed by joining its mid-points is

### Choices

Choice (4) Response

a.

18.5 cm

b.

27 cm

c.

81 cm

d.

13.5 cm

## Question number: 925

Edit
MCQ▾

### Question

The value of is ________.

### Choices

Choice (4) Response

a.

0

b.

-1

c.

1

d.

Question does not provide sufficient data or is vague

Developed by: