public static void Main()
(int height, int weight) rabbit = (30, 12);
(int height, int weight) panda = (150, 84);
(int height, int weight) dog = (90, 29);
Console.WriteLine("1)"+ Math.Abs(rabbit.Item1-panda.Item1));
Console.WriteLine("2)"+ Math.Abs(rabbit.Item2 + dog.Item2));
Console.WriteLine("3)"+ panda.Item2/rabbit.Item2);