# Mathematics (NTSE Stage-2 (National-Level) Scholastic-Aptitude & Language Comprehension): Questions 76 - 82 of 112

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## Question number: 76

» Mathematics » Percentage

MCQ▾

### Question

If cost price of a fan is Rs. 720. If there is a profit of %, then, sale price is

### Choices

Choice (4) Response

a.

Rs. 1050

b.

Rs. 940

c.

Rs. 840

d.

Question does not provide sufficient data or is vague

## Question number: 77

MCQ▾

### Question

If , then the value of is equal to

### Choices

Choice (4) Response

a.

125

b.

10

c.

0

d.

25

## Question number: 78

» Mathematics » Simple Interest and Compound Interest

MCQ▾

### Question

If the rate of simple interest is 12 % per annum, the amount that would fetch interest of Rs. 6000 per annum is

### Choices

Choice (4) Response

a.

Rs. 7200

b.

Rs. 45000

c.

Rs. 50000

d.

Rs. 72000

## Question number: 79

» Mathematics » Trigonometry

MCQ▾

### Question

If then value of x in ∆ABC is

### Choices

Choice (4) Response

a.

24°

b.

12°

c.

30°

d.

28°

## Question number: 80

» Mathematics » Arithmetic

MCQ▾

### Question

There are four prime numbers written in ascending order. The product of the first three is 385 and that of the last three is 1001. The last number is

### Choices

Choice (4) Response

a.

13

b.

19

c.

11

d.

17

## Question number: 81

» Mathematics » Arithmetic

MCQ▾

### Question

A horse and two cows together cost Rs. 680. If a horse costs Rs. 80 more than a cow, then the cost of horse is

### Choices

Choice (4) Response

a.

Rs. 350

b.

Rs. 300

c.

Rs. 380

d.

Rs. 370

## Question number: 82

» Mathematics » Trigonometry

MCQ▾

### Question

cos 4x is equal to

### Choices

Choice (4) Response

a.

1 + 8sin2x-cos2x

b.

2cos22x

c.

1 + 2sin22x

d.

1 - 8sin2x-cos2x

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