NSTSE (National Science Talent Search Exam- Unified Council) Class 4: Questions 632 - 638 of 1971

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Question number: 632

» Mathematics » Multiples and Factors

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Question

Sum of the odd numbers between 5 and 12 is: (Model Test Paper)

Choices

Choice (4) Response

a.

7

b.

16

c.

27

d.

17

Question number: 633

» Mathematics » Multiples and Factors

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Question

What is the difference between the least common multiple and highest common factor of the numbers 6 and 15?

Choices

Choice (4) Response

a.

25

b.

30

c.

27

d.

31

Question number: 634

» Mathematics » Multiplication and Division

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Question

What is if

Choices

Choice (4) Response

a.

32

b.

2

c.

4

d.

3

Question number: 635

» Mathematics » Multiplication and Division

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Question

Manali is arranging his father’s book in a new bookshelf which has 6 shelves. After putting 15 books in each shelf, she finds that 10 books are still left outside. How many books are there in total?

Choices

Choice (4) Response

a.

75

b.

100

c.

108

d.

90

Question number: 636

» Mathematics » Multiples and Factors

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Question

The number 14 has four factors: . The table below lists the number of factors for some numbers.

This table shows the number of factors

Find the number of composite numbers between 20 and 30

Number

Number of factors

21

4

23

2

25

3

27

4

29

2

From this we can say that the number of composite numbers between 20 and 30 is:

Choices

Choice (4) Response

a.

0

b.

3

c.

4

d.

2

Question number: 637

» Mathematics » Fractions

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Question

of 12 km ________m

Choices

Choice (4) Response

a.

20

b.

200

c.

2000

d.

2

Question number: 638

» Mathematics » Multiplication and Division

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Question

Meera divided by 15 and obtained a quotient of 374 and remainder of 8. For this problem, which of these checks will help Meera to find her mistakes?

Choices

Choice (4) Response

a.

Check if quotient divisor remainder dividend

b.

Check his calculations of and

c.

Check if remainder dividend

d.

Check if remainder divisor

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