1.    Display all prime numbers between two Intervals using a function.


    2.    Find sum of natural numbers using a recursive function.


    3.    Calculate the power of a number using a recursive function.


    4.    Write a function to convert the LKR currency into US dollars.


    5.    Write a function to return the trip cost which calculated using the given distance in kilometers. Note: Take 35 LKR as travelling cost per kilometer.


                    Answer click here.