Mathematics-Multiples and Factors (NSTSE Class 4): Questions 92 - 99 of 99

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Question number: 92

» Mathematics » Multiples and Factors

MCQ▾

Question

An example for twin primes is:

Choices

Choice (4) Response

a.

12,13

b.

41,43

c.

5,10

d.

23,28

Question number: 93

» Mathematics » Multiples and Factors

MCQ▾

Question

All even numbers except 2 are ________ numbers.

Choices

Choice (4) Response

a.

Composite

b.

Twin prime

c.

Prime

d.

Odd

Question number: 94

» Mathematics » Multiples and Factors

MCQ▾

Question

The number is divisible by 4 and 5 is:

Choices

Choice (4) Response

a.

20

b.

16

c.

15

d.

18

Question number: 95

» Mathematics » Multiples and Factors

MCQ▾

Question

Observe the following sums. Then find the sum of 5+10+15+20++35 ?

5 =5×1=5

5+10 =5×3=15

5+10+15 =5×6=30

5+10+15+20 =5×10=50

—————————————–

—————————————–

Choices

Choice (4) Response

a.

145

b.

140

c.

75

d.

135

Question number: 96

» Mathematics » Multiples and Factors

MCQ▾

Question

An example for co-prime numbers is:

Choices

Choice (4) Response

a.

9 and 18

b.

6 and 12

c.

8 and 27

d.

10 and 15

Question number: 97

» Mathematics » Multiples and Factors

MCQ▾

Question

The composite factors of 48 are:

Choices

Choice (4) Response

a.

2×2×2×2×3

b.

2×24

c.

4×12

d.

3×4×4

Question number: 98

» Mathematics » Multiples and Factors

MCQ▾

Question

A number that has only 2 factors, that is 1 and the number itself is known as ________number.

Choices

Choice (4) Response

a.

Prime

b.

Co-prime

c.

Composite

d.

Twin prime

Question number: 99

» Mathematics » Multiples and Factors

MCQ▾

Question

Observe the given multiples of 41.

41×3=123

41×6=246

—————————

41×18=738

—————————

Find the product of 41×9 ?

Choices

Choice (4) Response

a.

552

b.

369

c.

470

d.

370

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