NCO- Cyber Olympiad Class 6: Questions 1 - 8 of 722

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Question number: 1

» Mental Ability » Basic Arithmetic

MCQ▾

Question

What is the least common factor (LCM) of 8 and 10?

Choices

Choice (4) Response

a.

40

b.

24

c.

80

d.

16

Question number: 2

» Mental Ability » Basic Arithmetic

MCQ▾

Question

What is the least common factor (LCM) of 14 and 21?

Choices

Choice (4) Response

a.

45

b.

21

c.

70

d.

42

Question number: 3

» Mental Ability » Basic Arithmetic

MCQ▾

Question

What is the least common factor (LCM) of 45 and 35?

Choices

Choice (4) Response

a.

90

b.

54

c.

30

d.

45

Question number: 4

» Computers » History and Generation of Computers

MCQ▾

Question

In the period 1956 - 1965, which generation of computer was developed?

Choices

Choice (4) Response

a.

Third generation

b.

Fourth generation

c.

Second generation

d.

First generation

Question number: 5

» Mental Ability » Number Games » Number Series

MCQ▾

Question

In the given series find the number in place of? .

23, 19, ? , 12, 9

Choices

Choice (4) Response

a.

15

b.

17

c.

16

d.

14

Question number: 6

» Mental Ability » Basic Arithmetic

MCQ▾

Question

John charged Rs. 15.75 for each birdhouse he built. If the material costs Rs. 10.25 Per house, how much profit could he earn after selling five houses?

Choices

Choice (4) Response

a.

Rs. 78.75

b.

Rs. 27.50

c.

Rs. 51.25

d.

Rs. 25.50

Question number: 7

» Mental Ability » Basic Arithmetic

MCQ▾

Question

The number that should replace the triangle so that the following forms a proportion is________.

12, 21, 8, ∆

Choices

Choice (4) Response

a.

16

b.

14

c.

18

d.

20

Question number: 8

» Mental Ability » Basic Arithmetic

MCQ▾

Question

A number is divisible by 5 if, ________.

Choices

Choice (4) Response

a.

The last digit is 5 or 0

b.

The sum of the digits is divisible by 5

c.

The sum of the digits is divisible by 10

d.

Question does not provide sufficient data or is vague

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