# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 340 - 347 of 1484

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## Question number: 340

Edit
MCQ▾

= ________.

### Choices

Choice (4) Response

a.

1

b.

c.

d.

None of the above

## Question number: 341

Edit
MCQ▾

### Question

The value of , if is exactly divisible by is

### Choices

Choice (4) Response

a.

- 45

b.

- 54

c.

36

d.

121

## Question number: 342

Edit
MCQ▾

### Question

The product of two consecutive numbers is 30. Find them.

### Choices

Choice (4) Response

a.

5, -6

b.

5,6

c.

-5,6

d.

15, -2

## Question number: 343

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MCQ▾

### Question

If is divisible by then ________.

### Choices

Choice (4) Response

a.

Either or

b.

Neither nor

c.

d.

## Question number: 344

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MCQ▾

### Question

The sum of all two digit natural numbers with unit digit ‘0’ is

### Choices

Choice (4) Response

a.

405

b.

400

c.

450

d.

490

## Question number: 345

Edit
MCQ▾

### Question

If and the sequence x, y and x, y each are in AP, then = ________.

### Choices

Choice (4) Response

a.

b.

1

c.

d.

## Question number: 346

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MCQ▾

### Question

The total surface area of a cylinder is 220 sq cm with height 6.5 cm. Then its volume is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 347

Edit
MCQ▾

### Question

If , then the value of x is

### Choices

Choice (4) Response

a.

4 or 5

b.

-4 or -5

c.

-3 or -15

d.

9 or -30

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