# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 387 - 393 of 1484

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## Question number: 387

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MCQ▾

### Question

The 5th term of an AP is 20 and the 13th term is 196. Then the fourth term is

### Choices

Choice (4)Response

a.

3

b.

-2

c.

5

d.

-21

## Question number: 388

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MCQ▾

### Question

The expression leaves a remainder 3 and 7 when divided by and repsectively. Calculate the values of a and b.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 389

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MCQ▾

### Question

A man saves Rs. 80 in a certain year and in each year thereafter he saves Rs. 20 more than the preceding year. In how many years will his total savings amount to Rs. 3,680?

### Choices

Choice (4)Response

a.

15 years

b.

16 years

c.

27 years

d.

23 years

## Question number: 390

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MCQ▾

### Question

The diameter of a copper sphere is 6 cm. It is beaten and drawn into a wire of diameter 0.2 cm. The length of wire is ________.

### Choices

Choice (4)Response

a.

3000 cm

b.

6000 cm

c.

1800 cm

d.

3600 cm

## Question number: 391

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MCQ▾

= ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question number: 392

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MCQ▾

### Question

If and are the midpoints of the sides of , the area of the triangle is ________.

### Choices

Choice (4)Response

a.

55 sq units

b.

110 sq units

c.

12 sq units

d.

27.5 sq units

## Question number: 393

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MCQ▾

### Question

What should be subtracted from to get ?

### Choices

Choice (4)Response

a.

b.

c.

d.

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