# NSTSE (National Level Science Talent Search Examination) Class 5: Questions 411 - 419 of 1242

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## Question number: 411

MCQ▾

### Question

How many times the H. C. F. of and 77 is their L. C. M. ?

### Choices

Choice (4) Response

a.

44

b.

3630

c.

11

d.

24

## Question number: 412

MCQ▾

### Question

Which of the following are multiples of 2?

### Choices

Choice (4) Response

a.

Composite number

b.

Odd number

c.

Prime number

d.

Even number

## Question number: 413

MCQ▾

### Question

Observe the given figures.

What fraction does the shaded part in the figure represent?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 414

MCQ▾

### Question

What is the H. C. F. of 46 and 64?

### Choices

Choice (4) Response

a.

6

b.

8

c.

2

d.

23

## Question number: 415

MCQ▾

### Question

Find the L. C. M of 36 and 54 using prime factorisation method.

### Choices

Choice (4) Response

a.

27

b.

98

c.

50

d.

108

## Question number: 416

MCQ▾

### Question

Find an equivalent fraction of

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 417

MCQ▾

### Question

Which of the following is NOT a pair of twin primes? (Model Test Paper)

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 418

MCQ▾

### Question

What is the H. C. F. of 90 and 175?

### Choices

Choice (4) Response

a.

20

b.

5

c.

35

d.

15

## Question number: 419

MCQ▾

### Question

Which of the following is an improper fraction?

### Choices

Choice (4) Response

a.

b.

c.

d.

f Page