# Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 794 - 803 of 989

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## Question 794

Edit

### Question

MCQ▾

The ratio of base radius and height of a cone is 8: 6. If the cost of smoothening the CSA at is Rs. . Then volume of liquid is ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 795

Mathematics
Edit

### Question

MCQ▾

Express as rational number.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 796

Mathematics
Edit

### Question

MCQ▾

An irrational number is

### Choices

Choice (4)Response

a.

A terminating and non-repeating decimal

b.

A non-terminating and repeating decimal

c.

A terminating and repeating decimal

d.

A non-terminating and non-repeating decimal

## Question 797

Mathematics
Edit

### Question

MCQ▾

Which of the following statement is true?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 798

Mathematics
Edit

### Question

MCQ▾

The mean of all factors of 56 is

### Choices

Choice (4)Response

a.

28.2

b.

15

c.

16.4

d.

7.5

## Question 799

Mathematics
Edit

### Question

MCQ▾

The product of by is:

### Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

## Question 800

Mathematics
Edit

### Question

MCQ▾

Which of the following statement is true?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 801

Mathematics
Edit

### Question

MCQ▾

If two angles in a triangle are and , then the third angle is

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 802

Mathematics
Edit

### Question

MCQ▾

If then N equals to

### Choices

Choice (4)Response

a.

1

b.

c.

d.

All of the above

## Question 803

Mathematics
Edit

### Question

MCQ▾

The triangle formed by is

### Choices

Choice (4)Response

a.

A right angled triangle

b.

A scalene triangle

c.

An equilateral triangle

d.

An isosceles triangle