Mathematics-Factors and Multiples (NSTSE Class 5): Questions 25 - 33 of 84

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Question number: 25

» Mathematics » Factors and Multiples

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: 26

» Mathematics » Factors and Multiples

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: 27

» Mathematics » Factors and Multiples

MCQ▾

Question

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

Choices

Choice (4) Response

a.

(23,29)

b.

(11,13)

c.

(59,61)

d.

(71,73)

Question number: 28

» Mathematics » Factors and Multiples

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: 29

» Mathematics » Factors and Multiples

MCQ▾

Question

What are the common factors of 36 and 72?

Choices

Choice (4) Response

a.

1,4,5,6,8,12,14,18

b.

1,2,3,4,6,9,12,36

c.

1,3,4,5,8,14

d.

1,2,3,4,5,8,12,14,26

Question number: 30

» Mathematics » Factors and Multiples

MCQ▾

Question

Identify an example for co-prime numbers.

Choices

Choice (4) Response

a.

18, 37

b.

8, 10

c.

16, 26

d.

12, 15

Question number: 31

» Mathematics » Factors and Multiples

MCQ▾

Question

What is the sum of the numbers that are multiples of 6 as well as factors of 36?

Choices

Choice (4) Response

a.

68

b.

56

c.

72

d.

36

Question number: 32

» Mathematics » Factors and Multiples

MCQ▾

Question

Find the smallest whole number that is divisible by 12 and 18.

Choices

Choice (4) Response

a.

54

b.

36

c.

60

d.

72

Question number: 33

» Mathematics » Factors and Multiples

MCQ▾

Question

Which of these numbers has 2, 11, 22 and 97 as factors?

Choices

Choice (4) Response

a.

2321

b.

1122

c.

2134

d.

4300

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