Public class test { public static void main(string[] args) { system. out. print("the grade is "); printgrade(78.5); system. out. print("the grade is "); printgrade(59.5); } public static printgrade(double score) { if (score > = 90.0) { system. out. println('a'); } else if (score > = 80.0) { system. out. println('b'); } else if (score > = 70.0) { system. out. println('c'); } else if (score > = 60.0) { system. out. println('d'); } else { system. out. println('f'); } } }