Mental Ability-Basic Arithmetic (NCO- Cyber Olympiad (SOF) Class 7): Questions 69 - 76 of 122

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Question number: 69

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Find the value of from the equation

Choices

Choice (4) Response

a.

15.5

b.

12

c.

13.3

d.

14

Question number: 70

» Mental Ability » Basic Arithmetic

MCQ▾

Question

A shopkeeper declares a sale of computer books, giving 25 % discount. If the net sale price of a book is rupees 714, what is its market price?

Choices

Choice (4) Response

a.

500 Rs

b.

550 Rs

c.

952 Rs

d.

1008 Rs

Question number: 71

» Mental Ability » Basic Arithmetic

MCQ▾

Question

The present ages of three persons in proportions 3: 6: 9. Eight years ago, the sum of their ages was 66. Find their present ages (in years).

Choices

Choice (4) Response

a.

16, 28, 26

b.

8, 20, 28

c.

15, 30, 45

d.

None of the above

Question number: 72

» Mental Ability » Basic Arithmetic

MCQ▾

Question

A shopkeeper declares a sale of sarees, giving 20 % discount. If the net sale price of a saree is rupees 1000, what is its market price?

Choices

Choice (4) Response

a.

500 Rs.

b.

952 Rs

c.

550 Rs.

d.

1120 Rs

Question number: 73

» Mental Ability » Basic Arithmetic

MCQ▾

Question

The product of two numbers is . If one of the number is , fined the other.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 74

» Mental Ability » Basic Arithmetic

MCQ▾

Question

The value of is

Choices

Choice (4) Response

a.

60

b.

40

c.

20

d.

30

Question number: 75

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Which is lowest in

Choices

Choice (4) Response

a.

b.

0.9

c.

d.

All of the above

Question number: 76

» Mental Ability » Basic Arithmetic

MCQ▾

Question

If the area of a triangle with base z is equal to the volume of a cube with edge z, then the altitude of the triangle is

Choices

Choice (4) Response

a.

z

b.

3z

c.

d.

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