Mental Ability-Basic Arithmetic (NCO- Cyber Olympiad Class 7): Questions 91 - 98 of 122

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Question number: 91

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Express the 12 % as a decimal

Choices

Choice (4) Response
a.

0.12

b.

0.012

c.

12

d.

0.0012

Question number: 92

» Mental Ability » Basic Arithmetic

MCQ▾

Question

The value of 15×813×63×2= ?5 is

Choices

Choice (4) Response
a.

44

b.

15

c.

35

d.

10

Question number: 93

» Mental Ability » Basic Arithmetic

MCQ▾

Question

If 12 men working 5 hours a day can do a piece of work in 5 days; in how days will 10 men working for 3 hours a day to do the same piece of work?

Choices

Choice (4) Response
a.

11.66 days

b.

30 days

c.

10 days

d.

55 days

Question number: 94

» Mental Ability » Basic Arithmetic

MCQ▾

Question

If 22x= 121169 , find the value of x.

Choices

Choice (4) Response
a.

62

b.

68

c.

58

d.

26

Question number: 95

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Human blood RBC’s are expressed in terms of number of red blood cells per cubic mm. Express 5.5 million blood cells per cubic mm terms of scientific notation.

Choices

Choice (4) Response
a.

55 ×106

b.

5.5 ×105

c.

5.5 ×106

d.

0.55 ×106

Question number: 96

» Mental Ability » Basic Arithmetic

MCQ▾

Question

A train 500 meters long is running at a speed of 48 kmhr . If it crosses a tunnel in 1 minute, then the length of the tunnel (in meters) is.

Choices

Choice (4) Response
a.

130

b.

500

c.

300

d.

100

Question number: 97

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Find the value of a from the equation 13×612×42×15=35a

Choices

Choice (4) Response
a.

62

b.

35

c.

45

d.

33

Question number: 98

» Mental Ability » Basic Arithmetic

MCQ▾

Question

A man sold a radio for 1220 and gained 20%, then the radio was bought for?

Choices

Choice (4) Response
a.

1016.66

b.

1200

c.

980

d.

1790

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