# Mental Ability-Basic Algebra (NCO- Cyber Olympiad (SOF) Class 7): Questions 1 - 4 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.

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