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Paper Problem Solving Activity #9 - Fill warehouse with mud Imagine you are looking to rent a warehouse to hold a mud-wrestling party. Assuming warehouses are rectangles, with an elevated rectangular bar area above the mud, how could you calculate the cost to fill the warehouse with mud, except for the elevated bar area, assuming you know the width and length of the warehouse, the width and length of the bar area, and the preferred depth of mud. You know that mud costs $3 per cubic foot. Write a method to solve the problem. Make sure your method will work for any size warehouse, bar area and depth of mud. Your dimensions can be input from the console or as predefined variable values.

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Paper Problem Solving Activity #10 - NSA Alert Words

Assume you are tasked to perform analysis on phone conversations that have been transcribed by NSA. They have a list of words that are triggers, and you need to issue an alert if more than three of the trigger words occur in a given conversation. Assume you are fed the words from the conversation one at a time. Create a method that will check for trigger words and issue an alert if necessary.

You can decide how to store the conversations and the trigger words.

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Paper Problem Solving Activity #11 - Number systems

Create a method that converts a decimal integer value to binary or to hex and displays the result as a String.