NSTSE (National Science Talent Search Exam- Unified Council) Class 4: Questions 709 - 717 of 1971

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Question 709

Question

MCQ▾

What is the sum of the least common multiple and highest common factor of the numbers 12 and 18?

Choices

Choice (4)Response

a.

38

b.

44

c.

42

d.

40

Question 710

Question

MCQ▾

________

Choices

Choice (4)Response

a.

b.

c.

d.

Question 711

Question

MCQ▾

________

Choices

Choice (4)Response

a.

1

b.

0

c.

92

d.

29

Question 712

Question

MCQ▾

Number 1 has only one factor. It is neither prime nor composite. It is called ________ number.

Choices

Choice (4)Response

a.

Prime

b.

Unique

c.

Composite

d.

Twin prime

Question 713

Question

MCQ▾

Factors of 57: 3 and ________.

Choices

Choice (4)Response

a.

23

b.

57

c.

19

d.

34

Question 714

Question

MCQ▾

If we start subtracting 6 from 26 stepwise as shown, we will be able to subtract 4 times.

This Image Shows Subtracting 6 from 26 Stepwise

(The above process stops here as 5 is smaller than 6)

If we start subtracting 8 from 198 in a similar manner, how many times will we be able to subtract?

Choices

Choice (4)Response

a.

43

b.

45

c.

24

d.

22

Question 715

Question

MCQ▾

The value of is:

Choices

Choice (4)Response

a.

37

b.

42

c.

32

d.

35

Question 716

Question

MCQ▾

Mixed fraction for is:

Choices

Choice (4)Response

a.

b.

c.

d.

Question 717

Question

MCQ▾

Students have 420 books. If each student has equal number of books, how many books did each student has?

Choices

Choice (4)Response

a.

40

b.

35

c.

30

d.

45

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