question 4

 
Your software company was invited to provide a proposal for a company in Australia. You currently have the cost in US dollars and need to convert the prices to the Australian dollar. 
Write a 2-part program using Ruby, Java®, or Python. 
Part 1: Write a function to gather the following costs from the user:

Travel Cost: $9,800
Hotel Cost: $3,500
Rental Car Cost: $1,600
Labor Cost: $15,500 

Part 2: Write a function to convert the costs from United States dollar (USD) to Australian dollar (AUD). Note: Look up the current USD to AUD exchange rate to use in your function. 
Test the program 3 times by providing different costs in USD. 
Provide the code and take a screenshot of the output, then paste the screenshot(s) into a Microsoft® Word document. 
Write a half-page response in the same Microsoft® Word document to address the following:

Provide a manual for the user explaining how to use the program.
Explain what type of user input validations you should have. What happens if the user enters a negative number?  What happens if the user puts a $ in the input? 

Review the readings for this week from Ruby on Rails Tutorial or the Pluralsight videos if you have additional questions on deploying Ruby applications. 
Submit your document.