# Mathematics-Factors and Multiples (NSTSE Class 5): Questions 72 - 78 of 84

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## Question number: 72

» Mathematics » Factors and Multiples

MCQ▾

### Question

Observe the twin primes in the table.

 (3, 5) (7, 11) (11, 17) (13, 19) P Q R S

Which of the given twin primes are present in the prime factorization of 2805?

### Choices

Choice (4) Response

a.

P and Q

b.

Q and S

c.

P and S

d.

R and S

## Question number: 73

» Mathematics » Factors and Multiples

MCQ▾

### Question

Find the greatest 3-digit number that is divisible by 5.

### Choices

Choice (4) Response

a.

480

b.

315

c.

783

d.

246

## Question number: 74

» Mathematics » Factors and Multiples

MCQ▾

### Question

Study the following.

Which digit in the number is in the hundreds place?

### Choices

Choice (4) Response

a.

5

b.

3

c.

9

d.

0

## Question number: 75

» Mathematics » Factors and Multiples

MCQ▾

### Question

What is the sum of the first five multiples of 10?

### Choices

Choice (4) Response

a.

180

b.

120

c.

100

d.

150

## Question number: 76

» Mathematics » Factors and Multiples

MCQ▾

### Question

Which of the following are two consecutive prime numbers that differ by 2?

### Choices

Choice (4) Response

a.

Composite numbers

b.

Co-primes

c.

Twin primes

d.

All of the above

## Question number: 77

» Mathematics » Factors and Multiples

MCQ▾

### Question

When a number X is added to 6, the sum is divisible by 8. What could the number X be?

### Choices

Choice (4) Response

a.

34

b.

41

c.

39

d.

12

## Question number: 78

» Mathematics » Factors and Multiples

MCQ▾

### Question

Identify the numbers which have at least 1 factor other than 1 and itself.

### Choices

Choice (4) Response

a.

Prime numbers

b.

Co-prime numbers

c.

Twin numbers

d.

Composite numbers

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