# Mathematics (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 43 - 49 of 224

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## Question number: 43

» Mathematics » Basic Geometry

MCQ▾

### Question

The exterior angle of a regular polygon is one-third of its interior angle. The number of sides of polygon is

### Choices

Choice (4) Response

a.

6

b.

2

c.

8

d.

4

## Question number: 44

» Mathematics » Linear Equation

MCQ▾

### Question

If and , then what is value of ?

### Choices

Choice (4) Response

a.

2

b.

-1

c.

1

d.

0

## Question number: 45

» Mathematics » Trigonometry

MCQ▾

### Question

If from a circular sheet of paper of radius 10 cm, a sector of area 40 % is removed and the remaining is used to make a conical surface, then the angle at the vertex will be

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 46

» Mathematics » Trigonometry

MCQ▾

### Question

If three sides of a right angled triangle are integers in their lowest form, then one of its sides is always divisible by

### Choices

Choice (4) Response

a.

5

b.

7

c.

6

d.

8

## Question number: 47

» Mathematics » Rational Numbers

MCQ▾

### Question

A sum of Rs. 53 is divided among A, B and C in such a way that A gets Rs. 7 more than what B gets and B gets Rs. 8 more than what C gets the ratio of their shares is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 48

» Mathematics » Percentage

MCQ▾

### Question

What should the seller marked the price of a watch purchased at Rs. 380, so that giving 5 % discounts, there is a profit of 25%

### Choices

Choice (4) Response

a.

Rs. 450

b.

Rs. 500

c.

Rs. 600

d.

Rs. 400

## Question number: 49

» Mathematics » Trigonometry

MCQ▾

### Question

If , then the value of is

### Choices

Choice (4) Response

a.

-1

b.

1

c.

2

d.

-2

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