Design an algorithm, the corresponding flowchart and pseudo code for the question below: 1. A program is required to read from the screen the length and width of a rectangular shape and calculate the area and perimeter for a rectangular shape. And the program will display the area and perimeter for a rectangular. 2. Calculate Interest Rate whereby it includes the following conditions: Salary more than 20,000-(5% Interest rate) Salary less than 20,000-(2% Interest rate)