# Mathematics-Multiples and Factors (NSTSE (National Science Talent Search Exam- Unified Council) Class 4): Questions 68 - 77 of 99

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1791 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 550.00 or

## Question number: 68

» Mathematics » Multiples and Factors

MCQ▾

### Question

The sum of composite numbers between 11 and 20 is:

### Choices

Choice (4) Response

a.

75

b.

95

c.

105

d.

85

## Question number: 69

» Mathematics » Multiples and Factors

MCQ▾

### Question

1 is ________. (Model Test Paper)

### Choices

Choice (4) Response

a.

Either a prime number or a composite number

b.

A composite number

c.

Neither a prime number nor a composite number

d.

A prime number

## Question number: 70

» Mathematics » Multiples and Factors

MCQ▾

### Question

A number is divisible by 10, the number is:

### Choices

Choice (4) Response

a.

620

b.

238

c.

621

d.

525

## Question number: 71

» Mathematics » Multiples and Factors

MCQ▾

### Question

The sum of digits is divisible by 9, the number is:

### Choices

Choice (4) Response

a.

300

b.

164

c.

256

d.

279

## Question number: 72

» Mathematics » Multiples and Factors

MCQ▾

### Question

The unique number is:

### Choices

Choice (4) Response

a.

0

b.

2

c.

1

d.

3

## Question number: 73

» Mathematics » Multiples and Factors

MCQ▾

### Question

41 and 51 are ________ numbers.

### Choices

Choice (4) Response

a.

Twin prime

b.

Co-prime

c.

Prime

d.

Composite

## Question number: 74

» Mathematics » Multiples and Factors

MCQ▾

### Question

________ is the smallest prime number.

### Choices

Choice (4) Response

a.

4

b.

2

c.

1

d.

5

## Question number: 75

» Mathematics » Multiples and Factors

MCQ▾

### Question

A number which when divided by 2, leaves zero as remainder, is ________ number.

### Choices

Choice (4) Response

a.

Even

b.

Prime

c.

Twin prime

d.

Odd

## Question number: 76

» Mathematics » Multiples and Factors

MCQ▾

### Question

Consecutive prime numbers with a difference of 2 between them are called ________.

### Choices

Choice (4) Response

a.

Twin primes

b.

Prime

c.

Composite

d.

Co-prime

## Question number: 77

» Mathematics » Multiples and Factors

MCQ▾

### Question

The prime factors of 36 are:

### Choices

Choice (4) Response

a.

b.

c.

d.

f Page