Lesson 1.5 - Rohan Bojja

public static double avgInt(int a, int b) {
    return (a + b) / 2.0;
}

public static double percent(int correct, int total) {
    if (total == 0) return 0.0;
    return (correct * 100.0) / total;
}

public static int safeMod(int a, int b) {
    if (b == 0) return 0;
    return a % b;
}