Mental Ability-Basic Arithmetic (NCO- Cyber Olympiad Class 9): Questions 1 - 7 of 49

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Question number: 1

» Mental Ability » Basic Arithmetic

MCQ▾

Question

What is 5 % of 7/60?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 2

» Mental Ability » Basic Arithmetic

MCQ▾

Question

What is 40 % of 10/7?

Choices

Choice (4) Response

a.

11/28

b.

4/7

c.

2.7

d.

10/28

Question number: 3

» Mental Ability » Basic Arithmetic

MCQ▾

Question

What is 25 % of 1/7?

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Choice (4) Response

a.

b.

c.

d.

Question number: 4

» Mental Ability » Basic Arithmetic

MCQ▾

Question

In a family, the father took of the cake and he had 5 times as much as each of the other members had. The total number of family member is ________

Choices

Choice (4) Response

a.

7

b.

2

c.

3

d.

9

Question number: 5

» Mental Ability » Basic Arithmetic

MCQ▾

Question

The bacteria in a culture grows by in the first hour, decreases by in the second hour and again increases by in the third hour. If at the end of the third hour the count of bacteria is 9000. The original count of bacteria in the sample is________

Choices

Choice (4) Response

a.

11458

b.

11286

c.

11784

d.

11956

Question number: 6

» Mental Ability » Basic Arithmetic

MCQ▾

Question

A bike travels 70 km from Rajkot to Jamnagar at 14 km per hour but returns the same distance at 15 km per hour. The average speed for the round trip is closest to

Choices

Choice (4) Response

a.

13 km/hr

b.

10km/hr

c.

12km/hr

d.

16km/hr

Question number: 7

» Mental Ability » Basic Arithmetic

MCQ▾

Only if

Choices

Choice (4) Response

a.

b.

c.

d.

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