# Mental Ability-Basic Arithmetic (NCO- Cyber Olympiad Class 7): Questions 16 - 23 of 122

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## Question number: 16

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

300 liters of milk is divided in two parts having ratio X: 15, if the first part is 100 liters, find x.

### Choices

Choice (4) Response

a.

5.3

b.

48

c.

7.5

d.

50

## Question number: 17

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

A certain distance is covered at a certain speed. If half of this distance is covered in triple the time, the ratio of the two speeds is

### Choices

Choice (4) Response

a.

6: 1

b.

1: 2

c.

1: 4

d.

2: 1

## Question number: 18

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

H. C. F of 42, 63 and 140 is ________?

### Choices

Choice (4) Response

a.

7

b.

42

c.

21

d.

9

## Question number: 19

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

In an examination, one should get 36 % of the maximum marks to pass. A student obtains 113 marks and declared failed by 85 marks. The maximum marks are

### Choices

Choice (4) Response

a.

640

b.

500

c.

550

d.

1008

## Question number: 20

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

Which of the following is in ascending order?

### Choices

Choice (4) Response

a.

, ,

b.

, ,

c.

, ,

d.

All of the above

## Question number: 21

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

A number divided by 2 is 5 less than that number, what is the number?

### Choices

Choice (4) Response

a.

10

b.

5

c.

2

d.

15

## Question number: 22

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

If = 32, then n=?

### Choices

Choice (4) Response

a.

4

b.

5

c.

8

d.

2

## Question number: 23

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

If () = (), then =?

### Choices

Choice (4) Response

a.

0

b.

4

c.

d.

f Page