1. Instruction Sheet

Outline:

2.1 Introduction 	
    -Ruby and variable Dynamic typing
    -Declaring a variable
    -Changing variable type
    -Converting the var value i.e to float,string,binary  etc

2.2 Scope of Variables	
    -What is variable scope
    -Types of variables
        Global var
        local var
        class var
        instance var
        constant var