please answer question 1

There is a Main class with 7 methods. Methods are called question1, question2, etc. The body of each method has comments that explain what the method needs to return. Your job is to write code to make sure it returns the correct value. There are tests you can run that will verify your method is working properly. Your grade will be determined by how many tests you pass. Each test or question is worth 10 points, for a total of 70