Mathematics-Multiples and Factors (NSTSE (National Level Science Talent Search Examination) Class 4): Questions 55 - 62 of 99

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Question number: 55

» Mathematics » Multiples and Factors

MCQ▾

Question

A number which when divided by 2, leaves one as remainder, is ________ number.

Choices

Choice (4) Response

a.

Prime

b.

Odd

c.

Twin prime

d.

Even

Question number: 56

» Mathematics » Multiples and Factors

MCQ▾

Question

Write the least 2-digit number that has Equation as factors?

Choices

Choice (4) Response

a.

56

b.

48

c.

34

d.

50

Question number: 57

» Mathematics » Multiples and Factors

MCQ▾

Question

Numbers which have only two factors are called ________ numbers.

Choices

Choice (4) Response

a.

Twin prime

b.

Prime

c.

Composite

d.

Even

Question number: 58

» Mathematics » Multiples and Factors

MCQ▾

Question

________ should be added to 345 to make it divisible by 10.

Choices

Choice (4) Response

a.

3

b.

5

c.

0

d.

6

Question number: 59

» Mathematics » Multiples and Factors

MCQ▾

Question

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

Choices

Choice (4) Response

a.

7

b.

16

c.

17

d.

27

Question number: 60

» Mathematics » Multiples and Factors

MCQ▾

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.

31

b.

25

c.

27

d.

30

Question number: 61

» Mathematics » Multiples and Factors

MCQ▾

Question

The number 14 has four factors: Equation . 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.

3

b.

2

c.

4

d.

0

Question number: 62

» Mathematics » Multiples and Factors

MCQ▾

Question

Out of Equation the prime number is:

Choices

Choice (4) Response

a.

64

b.

66

c.

65

d.

67

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