# Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 211 - 217 of 1201

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## Question number: 211

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### Question

MCQ▾

A, B and C are three shops selling TVs. The sales made by shop A is of sales made by shop C. The volume of sales by shop B is twice the volume made by shop A. Shop C sold 300 TVs. Which of the following bar charts correctly represents the sales of TVs by shops A, B and C?

### Choices

Choice (4)Response

a.

## Question number: 212

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### Question

MCQ▾

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

Mathematics
Edit

### Question

MCQ▾

The factors of are:

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 214

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### Question

MCQ▾

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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### Question

MCQ▾

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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### Question

MCQ▾

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

Mathematics
Edit

### Question

MCQ▾

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%