Write the following methods in a Java program :

1- A Java method Avg that returns the Average of multiples of a number N. The method input parameters are an array size , an array A of numbers , and the number N. (2 marks)

2- A Java method Sum that returns the sum of numbers greater than a number N. The method input parameters are an array size , an array A of numbers , and the number N. (2 marks)

3- A Java method OddArray that prints an array of odd numbers less than a value N given as parameter. (2 marks)

4- A Java method called AboveAverage(...) of type integer that finds and returns how many numbers in an array A as parameter are above the average of the array. (2 marks)

5- Test the above methods from the main method using the samples given in the class. (2 marks)

6- A Java method StringInFile that returns the number of times a string is present in a file. The filename and the string are the parameters of the method. (2 marks)