# NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 303 - 310 of 1732

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## Question number: 303

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MCQ▾

### Question

A wire bent in the form of a circle of radius 21 cm is cut and again bent in the form of a square. The ratio of the regions enclosed by the circle and the square in the two cases is given by

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 304

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MCQ▾

### Question

Two electric pillars 25 m and 17 m high stand upright in a ground. If their feet are 15 m apart, then the distance between their tops is

### Choices

Choice (4)Response

a.

8 m

b.

25 m

c.

32 m

d.

17 m

## Question number: 305

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MCQ▾

### Question

What percent of 320 m is 80 m?

### Choices

Choice (4)Response

a.

15%

b.

30%

c.

25%

d.

20%

## Question number: 306

Edit
MCQ▾

The value of is

### Choices

Choice (4)Response

a.

-81

b.

243

c.

81

d.

-243

## Question number: 307

Edit
MCQ▾

### Question

In a , if then ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

## Question number: 308

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MCQ▾

### Question

The price of milk decreased by 25%. If a housewife wants to spend the same amount of money, how much % exceed milk can she get?

### Choices

Choice (4)Response

a.

75%

b.

33%

c.

25%

d.

## Question number: 309

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MCQ▾

### Question

The circumference of a circle is 132 cm, then the area of the circle is

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 310

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MCQ▾

### Question

Choose the correct statement from the following.

### Choices

Choice (4)Response

a.

A triangle has 3 sides and 2 vertices

b.

A cylinder has 3 faces

c.

All sides of the rectangle are different

d.

A cuboid has 4 flat faces and 10 straight edges

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