Write the statement that will declare a char data type named testscore that will hold a letter grade of your choice. s. 6. public class YourGrade public static void main (Stringt args) int projectPoints = 89; System.out.print ("Your grade for this class is") System.out.print (projectPoints): System.out.println("%") ; Given the above code, what will be the output at the command prompt? Describe the error message that will be produced when the following code is compiled 7. public class Salesoct public static void main(String) args) int salesAmt: System.out.print("October sales are $") System.out.printin(salesAmt) 8. public class EndValue public static void main(Stringl) args) int aByte 940 System.out.print ("The ending value is "+ aByte)