# NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 1166 - 1172 of 1732

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## Question number: 1166

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MCQ▾

### Question

What is the percentage of least number in the greatest number if are arranged in ascending or descending order?

### Choices

Choice (4)Response

a.

20%

b.

25%

c.

10%

d.

45%

## Question number: 1167

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MCQ▾

### Question

The difference between the circumference and radius of a circle is 111 m. The circumference of that circle is

### Choices

Choice (4)Response

a.

21 cm

b.

264 cm

c.

88 cm

d.

132 cm

## Question number: 1168

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MCQ▾

### Question

In , the value of ‘a’ is

### Choices

Choice (4)Response

a.

+ 2

b.

0

c.

- 2

d.

+ 1

## Question number: 1169

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MCQ▾

### Question

The mean of 6 observations is 28. If one observation, namely 8 is deleted, the new mean is

### Choices

Choice (4)Response

a.

52

b.

43

c.

25

d.

32

## Question number: 1170

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MCQ▾

### Question

The area of a triangular field is 0.5 hectares. If its altitude is 50 m, find the corresponding base.

### Choices

Choice (4)Response

a.

200 cm

b.

25 m

c.

200 m

d.

All of the above

## Question number: 1171

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MCQ▾

### Question

A regular hexagon has ________

### Choices

Choice (4)Response

a.

One line of symmetry

b.

No lines of symmetry

c.

Three lines of symmetry

d.

Six lines of symmetry

## Question number: 1172

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MCQ▾

### Question

Which of the following is different from the other three?

### Choices

Choice (4)Response

a.

b.

c.

d.

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