# NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 421 - 426 of 2028

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## Question number: 421

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MCQ▾

### Question

The table shows the distribution of marks in English test. Grade C is given to marks ranging from 21 to 30. Calculate the percentage of pupils who obtained a grade C.

 Marks Frequency 21 - 25 4 26 - 30 6 31 - 35 15 36 - 40 5 41 - 45 12 46 - 50 8

### Choices

Choice (4) Response

a.

15%

b.

10%

c.

35%

d.

20%

## Question number: 422

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MCQ▾

### Question

The area of a sector of a circle of radius 6 cm cut off by an arc which is 6.3 cm long is:

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 423

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MCQ▾

### Question

A number is always divisible by 48 if:

### Choices

Choice (4) Response

a.

It is divisible by both 4 and 12

b.

It is divisible by both 6 and 8

c.

It is divisible by both 2 and 24

d.

All a. , b. and c. are correct

## Question number: 424

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MCQ▾

The value of is:

### Choices

Choice (4) Response

a.

17

b.

19

c.

d.

## Question number: 425

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MCQ▾

### Question

A man bought 485 kg of sugar for Rs. 5820 and sold it so as to gain 10%. The selling price per kilogram of sugar is:

### Choices

Choice (4) Response

a.

Rs. 12.3

b.

Rs. 15.8

c.

Rs. 10

d.

Rs. 13.2

## Question number: 426

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MCQ▾

### Question

The perimeter of a trapezium is 34 cm and its non-parallel sides are each equal to 3 cm and its altitude is 12 cm. Its area is:

### Choices

Choice (4) Response

a.

b.

c.

d.

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