# Mathematics (NTSE Stage-2 (National-Level) Scholastic-Aptitude & Language Comprehension): Questions 48 - 55 of 112

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## Question number: 48

» Mathematics » Arithmetic

MCQ▾

### Question

of a number is 54. What is the number?

### Choices

Choice (4) Response

a.

300

b.

320

c.

280

d.

350

## Question number: 49

» Mathematics » Trigonometry

MCQ▾

### Question

The shadow of a tower is 15 m, when the Sun’s elevation is 30°. What is the length of the shadow, when the Sun’s elevation is 60°?

### Choices

Choice (4) Response

a.

4 m

b.

3 m

c.

6 m

d.

5 m

## Question number: 50

» Mathematics » Arithmetic

MCQ▾

### Question

The ratio of ages of Mohan and Sohan is 4: 3. If the sum of their ages is 42 years, then the age of Mohan is

### Choices

Choice (4) Response

a.

20 year

b.

28 year

c.

18year

d.

24year

## Question number: 51

» Mathematics » Percentage

MCQ▾

### Question

30 % of a three-digit number is 190.8. What will be 125 % of that number?

### Choices

Choice (4) Response

a.

785

b.

795

c.

779

d.

759

## Question number: 52

» Mathematics » Percentage

MCQ▾

### Question

The monthly income of a person is Rs. 5000. If his income is increased by 30%, what is his monthly income now?

### Choices

Choice (4) Response

a.

Rs. 4500

b.

Rs. 5500

c.

Rs. 7000

d.

Rs. 6500

## Question number: 53

» Mathematics » Statistics

MCQ▾

### Question

A person buys a book for Rs. 500 and sells it for Rs. 300. His loss percent is

### Choices

Choice (4) Response

a.

45%

b.

40%

c.

35%

d.

30%

## Question number: 54

» Mathematics » Mensuration

MCQ▾

### Question

Find the surface area of a cuboid 10 m long, 5 m broad and 3 m high.

### Choices

Choice (4) Response

a.

170 sqm

b.

104 sqm

c.

140 sqm

d.

190 sqm

## Question number: 55

» Mathematics » Trigonometry

MCQ▾

### Question

A tower stands vertically on the ground. From a point on the ground which is 30 m away from the foot of a tower, the angle of elevation of the top of the tower is found to be 45°. The height of the tower is

### Choices

Choice (4) Response

a.

30 m

b.

28 m

c.

35 m

d.

32 m

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