NCO- Cyber Olympiad (SOF) Class 8: Questions 65 - 73 of 510

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Question number: 65

» Mental Ability » Basic Statistics

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MCQ▾

Question

The value of is ________

Choices

Choice (4)Response

a.

b.

c.

64

d.

1024

Question number: 66

» Mental Ability » Basic Geometry

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Question

The length of a rope by which a cow must be tethered to graze over an area of 4928 is

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 67

» Mental Ability » Days and Dates

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Question

A certain sum of simple interest becomes 8 times in 16 years. In how many years will it become 10 times?

Choices

Choice (4)Response

a.

20 years

b.

40 years

c.

50 years

d.

15 years

Question number: 68

» Mental Ability » Basic Algebra

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Question

Choices

Choice (4)Response

a.

b.

c.

d.

2.414

Question number: 69

» Mental Ability » Number Games » Number Analogies

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MCQ▾

Question

The sum of two numbers is 45 and the difference of their squares is 45. The difference of the numbers is

Choices

Choice (4)Response

a.

6

b.

0

c.

9

d.

1

Question number: 70

» Mental Ability » Basic Geometry

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Question

The length of a rope by which a buffalo must be tethered to graze over an area of is

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 71

» Verbal Reasoning » Patterns

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Question

WILD: XKOH: : MATE: ?

Choices

Choice (4)Response

a.

NCWI

b.

OCWK

c.

PBUF

d.

NWCH

Question number: 72

» Mental Ability » Basic Arithmetic

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MCQ▾

Question

If 8 workers can make 84 toys in 12 days, how many toys can 24 workers make in 6 days?

Choices

Choice (4)Response

a.

106

b.

126

c.

24

d.

42

Question number: 73

» Mental Ability » Basic Arithmetic

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MCQ▾

Question

Griva’s salary was reduced by 20%. In order to have her salary back to the original amount, the present salary is to be raised by

Choices

Choice (4)Response

a.

%

b.

%

c.

%

d.

%

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