Faculty of Science, Engineering and Technology Introduction to Programming Pass Task 2.3: Hospital Charges Overview Procedures are a useful tool for capturing the instructions needed to perform a task, but sometimes you need to be able to capture the instructions needed to calculate a value. Using functions you can now create artefacts to encapsulate the steps needed to calculate a value. Purpose: Learn how to use functions and write your own functions. Task: Write and use some simple functions and procedures Time: This task should be completed before the start of week 3. Resources: ■Chapters 6 and 8 of ‘Learn to Program’ Chapt 6: Flow ControlChapt 8: Writing Your Own Methods ■Learn Ruby the Hard Way:Learn Ruby the Hard Way: Functions can return something. Submission Details You must submit the following files to Doubtfire: ■Program source code demonstrating your creation and use of functions■Screenshot of the Terminal showing the execution of your program.