# Mental Ability-Basic Algebra [NCO- Cyber Olympiad (SOF) Class 7]: Questions 1 - 5 of 11

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## Question number: 1

» Mental Ability » Basic Algebra

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MCQ▾

### Question

Statement 1: If x and y are any two rational numbers such that x < y, then is a rational number lying between x and y.

Statement 2: is a rational number that lies between and .

Is statement 2 an example for statement 1?

### Choices

Choice (4)Response

a.

Yes

b.

No

c.

Information Incomplete

d.

Can’t say

## Question number: 2

» Mental Ability » Basic Algebra

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MCQ▾

### Question

If and are any two rational numbers then we define:

Based on the statement given above solve the following problem: Subtract from .

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 3

» Mental Ability » Basic Algebra

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MCQ▾

### Question

If and be any two rational numbers then we define:

Thus, subtracting a rational number means adding its additive inverse. Based on the statement given above solve the following Problem: Subtract from .

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 4

» Mental Ability » Basic Algebra

Edit
MCQ▾

### Question

If and be any two rational numbers then we define:

Thus, subtracting a rational number means adding its additive inverse. Based on the statement given above solve the following Problem: Subtract from .

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 5

» Mental Ability » Basic Algebra

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Match List-Ⅰ List-Ⅱ▾

### Question

Match the following

 List-Ⅰ List-Ⅱ (A)( (i) (B)( (ii) (C) (iii)( )

### Choices

Choice (4)Response
• (A)
• (B)
• (C)

a.

• (ii)
• (i)
• (iii)

b.

• (ii)
• (iii)
• (i)

c.

• (iii)
• (ii)
• (i)

d.

All of the above

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