# NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 262 - 267 of 1732

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## Question number: 262

Edit
Assertion-Reason▾

### Assertion (Ꭺ)

An isosceles triangle is right angled

and

### Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are false

b.

Ꭺ is false but Ꭱ is true

c.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

d.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

## Question number: 263

Edit
MCQ▾

Simplify:

### Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

## Question number: 264

Edit
MCQ▾

### Question

If the ratio of circumference of two circles is 16: 81, the ratio of their area is

### Choices

Choice (4) Response

a.

256: 6561

b.

4: 9

c.

16: 81

d.

81: 16

## Question number: 265

Edit
MCQ▾

### Question

Which of the following statement is false?

### Choices

Choice (4) Response

a.

, if n is an odd integer

b.

For any number a,

c.

If then n = 2

d.

All of the above

## Question number: 266

Edit
MCQ▾

### Question

The average height of 8 people is 158 cm. Later it was found that the height measuring tap had shown the height of each person 6 cm more. The correct average height of a person is

### Choices

Choice (4) Response

a.

152 cm

b.

158 cm

c.

172 cm

d.

164 cm

## Question number: 267

Edit
MCQ▾

### Question

If two triangles have their corresponding angles equal, then they are always congruent.

### Choices

Choice (4) Response

a.

Cannot be determined

b.

True

c.

False

d.

All of the above

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