Fundamental Principle Of Counting
Chapter Name : Permutations And Combinations |
Sub Topic Code : 104_11_07_02_01 |
Topic Name : Fundamental Principle Of Counting |
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Sub Topic Name : Fundamental Principle Of Counting |
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Introduction
This topic is about Fundamental counting principle which allows us to count the number of ways in which an event can occur.
Pre-Requisites:
Knowledge of counting techniques.
Activity:
You will observe 6 different outfits can be formed using 3 shirts and 2 pants.
Real Life Question:
Which principle is involved in scheduling travel itenary?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Fundamental Principle of counting | Fundamental principle of counting can also simply be called as Multiplication principle. |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| 3 shirts, 2 pants | Find out how many different outfits can be made using fundamental principle of counting. |
Real life uses :
Fundamental principle of counting has many real life uses like we can find number of production runs of a machine in 24 hour period, sales at the end of given month.
Places to visit :
Find 2 bags and 2 water bottles. In how many ways can you carry these items to school?
Practical examples around us
| Examples | Explainations |
|---|---|
| You are buying a new bicycle and if there are 2 body styles of cycle,3 colors and 2 models. How many total choices? | By Fundamental Principle of counting total choices are 2*3*2 = 12 choices. |
What you learn in Theory:
Fundamental principle of counting shows an easy way to count number of ways in which an event occurs.
What you learn in Practice:
Using fundamental principle of counting we can solve real world every day problems. Knowing this principle makes calculations easier.