using System;

public class Program

{

    public static void Main()

    {

int a,b,i,c=0,d=0;

        for(i=1;i<=1500;i++)

        {a=int.Parse(Console.ReadLine());

         b=int.Parse(Console.ReadLine());

         if((a>110)&&(b>700))

         c=c+1;

         d=d+a;

        }

         Console.WriteLine("the number of the students{0},the rate of the students's test{1}",c,d/c);

    }

}