Mental Ability-Basic Arithmetic (NCO- Cyber Olympiad Class 7): Questions 102 - 108 of 122

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Question number: 102

» Mental Ability » Basic Arithmetic

MCQ▾

Question

A boat covers a certain distance downstream in 2 hour, while it comes back in 1Equation hours. If the speed of the stream be 5 kmph, what is the speed of the boat in still water?

Choices

Choice (4) Response

a.

25 kmps

b.

35 kmps

c.

12 kmps

d.

11 kmps

Question number: 103

» Mental Ability » Basic Arithmetic

MCQ▾

Question

The average age of 15 children in a class is 7 years. If the teacher’s age is included, the average age becomes 10 years. Find the teacher’s age.

Choices

Choice (4) Response

a.

55

b.

42

c.

35

d.

45

Question number: 104

» Mental Ability » Basic Arithmetic

MCQ▾

Question

. If Equation = 0.008, then Equation will be ________

Choices

Choice (4) Response

a.

0.125

b.

1

c.

0.0625

d.

0.20

Question number: 105

» Mental Ability » Basic Arithmetic

MCQ▾

Question

A shopkeeper declares a sale of electronics item, giving 15 % discount. If the net sale price of an electronic item is rupees 5000, what is its market price?

Choices

Choice (4) Response

a.

550 Rs.

b.

952 Rs.

c.

5882.35 Rs.

d.

500 Rs.

Question number: 106

» Mental Ability » Basic Arithmetic

MCQ▾

Question

If the area of a triangle with base x is equal to the area of a square with side x, then the altitude of the triangle is.

Choices

Choice (4) Response

a.

3x

b.

x

c.

Equation

d.

2x

Question number: 107

» Mental Ability » Basic Arithmetic

MCQ▾

Question

The value of Equation is

Choices

Choice (4) Response

a.

1.466

b.

2.30

c.

1.00

d.

4.55

Question number: 108

» Mental Ability » Basic Arithmetic

MCQ▾

Question

In an election, two candidates contested. A candidate secured 40 % of the valid votes and is elected by a majority of 200 votes. Find the total number of valid votes.

Choices

Choice (4) Response

a.

700

b.

1000

c.

880

d.

450

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