# NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 212 - 218 of 2028

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## Question number: 212

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MCQ▾

### Question

The least perfect square which is divisible by 2,4, 6 is:

### Choices

Choice (4) Response

a.

24

b.

28

c.

16

d.

36

## Question number: 213

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MCQ▾

### Question

The factors of are:

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 214

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MCQ▾

### Question

Which of the following is a Pythagorean triplet?

### Choices

Choice (4) Response

a.

(6,7, 10)

b.

(2,4, 5)

c.

(7,24,25)

d.

All of the above

## Question number: 215

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MCQ▾

### Question

The radius of a sphere is 2.1 m. Its volume is:

### Choices

Choice (4) Response

a.

38.808

b.

38.808

c.

38.808 cu m

d.

38.808 cu cm

## Question number: 216

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MCQ▾

### Question

x varies inversely as square of y. Given that for . The value of x for will be equal to:

### Choices

Choice (4) Response

a.

3

b.

c.

d.

## Question number: 217

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MCQ▾

### Question

The frequency table shows the marks obtained by a group of students in a monthly test. Calculate the percentage of students who passed in the test if 40 is the passing mark.

 Marks No. of students 0 - 19 3 20 - 39 7 40 - 59 21 60 - 79 14 80 - 99 5

### Choices

Choice (4) Response

a.

80%

b.

70%

c.

65%

d.

75%

## Question number: 218

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MCQ▾

### Question

If , then is equal to:

### Choices

Choice (4) Response

a.

b.

c.

d.

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