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## Problem – Basic Inequality

T*o enter a junior writing competition you must be under 12 years old. Which of the following is correct? *

- Age < 12
- Age ≤ 12
- Age > 12
- Age ≥ 12

**Key Concepts**

Inequality

Mathematical analysis

Numbers

## Check the Answer

But try the problem first…

Answer: Age < 12

Source

Suggested Reading

Basic Problems of Inequalities

Secrets in Inequalities.

## Try with Hints

First hint

* The basic rule for inequalities can be explained by some imaginary values ………..*

If you need the detail check this out

* Its one of the easiest sum. Here we only have to find the relation between the perimeter of this sum.We have two different perimeter *

- Age
- Limitation on age
- So can you try to find the relation between these two that mentioned in this sum. Try to find it …………………………………….

If you need the detail check this out ……….

*For this sum its mentioned that the age is under 12 that means the age is less than 12. *

*If we try to implement it in this sum we can express it as :*

* Age \( \leq 12 \) *

## Other useful links

- https://www.cheenta.com/statistics-problem-australian-mathematics-competition-2014/
- https://www.youtube.com/watch?v=W9XdZd8zXPA&t=30s

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