# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 181 - 187 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: 181

Edit
MCQ▾

### Question

Which of the following system of equations has unique solution?

### Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question number: 182

Edit
MCQ▾

### Question

The solution of the system of equations and is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 183

Edit
MCQ▾

### Question

The sum of salaries of A and B are Rs. 2100. A spends 80 % of his salary and B spends 70%. If their savings are now in the proportion of 4: 3, what is the salary of A?

### Choices

Choice (4) Response

a.

1200

b.

1400

c.

1600

d.

1800

## Question number: 184

Edit
MCQ▾

### Question

How much is more than ?

### Choices

Choice (4) Response

a.

8ab

b.

c.

16ab

d.

## Question number: 185

Edit
MCQ▾

### Question

The ratio of base radius and height of a cone is 5: 12. If the cost of smoothening the CSA at is 200.20 Rs. Then volume of liquid is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 186

Edit
MCQ▾

### Question

Which of the following expression is a rational expression?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 187

Edit
MCQ▾

### Question

If P (x) = , Q (x) = and their HCF is then LCM of P (x) and Q (x) is

### Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Developed by: