ZOJ 1813

///////////////////////////////////////////////////////
#include <iostream>
#include<iomanip>
using namespace std;
#define Pi 3.1415927

int main()
{
double dia,n,time;
double ans;
int counter=1;
while(cin>>dia>>n>>time && n!=0)
{
ans=Pi*n/5280*dia/12;
cout<<"Trip #"<<counter<<": "<<setiosflags(ios::fixed)<<setprecision(2)<<ans;
ans=ans*3600/time;
cout<<" "<<setiosflags(ios::fixed)<<setprecision(2)<<ans<<endl;
counter++;

}
return 0;
}