Mathematics-Factors and Multiples (NSTSE Class 5): Questions 17 - 24 of 84

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Question number: 17

» Mathematics » Factors and Multiples

MCQ▾

Question

How many prime numbers are there from 1 to 50?

Choices

Choice (4) Response
a.

17

b.

20

c.

15

d.

10

Question number: 18

» Mathematics » Factors and Multiples

MCQ▾

Question

The figure given shows 5 numbers. (Model Test Paper)

This figure shows different five numbers

This Figure Shows Different Five Numbers

Find which the 5 numbers are the prime factors of 130

Which of the 5 numbers are the prime factors of 130?

Choices

Choice (4) Response
a.

3 and 10

b.

2 and 3

c.

10 and 13

d.

2 and 13

Question number: 19

» Mathematics » Factors and Multiples

MCQ▾

Question

Identify an example for twin primes.

Choices

Choice (4) Response
a.

5, 9

b.

12,17

c.

21, 25

d.

13, 15

Question number: 20

» Mathematics » Factors and Multiples

MCQ▾

Question

Which of the following numbers which have no common factor except 1?

Choices

Choice (4) Response
a.

Twin primes

b.

Co-primes

c.

Composite numbers

d. None of the above

Question number: 21

» Mathematics » Factors and Multiples

MCQ▾

Question

How many prime numbers are there from 1 to 100?

Choices

Choice (4) Response
a.

27

b.

20

c.

15

d.

25

Question number: 22

» Mathematics » Factors and Multiples

MCQ▾

Question

Study the numbers given in the box.

This image shows numbers in the box

This Image Shows Numbers in the Box

Identify the number that is not a divisor of given numbers

Identify the number that is not a divisor of the given numbers.

Choices

Choice (4) Response
a.

39

b.

14

c.

26

d.

13

Question number: 23

» Mathematics » Factors and Multiples

MCQ▾

Question

How many times the H. C. F. of 11,44 and 77 is their L. C. M. ?

Choices

Choice (4) Response
a.

44

b.

3630

c.

11

d.

24

Question number: 24

» Mathematics » Factors and Multiples

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

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