#include <iostream>
using namespace std ;

int main() {
int miles = 50 ;
int min = 37 ;
  
double mph = 60 * static_cast<double>(miles) / min ;
double mph2 = 60 * (miles/ min) ;
double mph3 = 60 * ( (double) (miles/ min) ) ;

cout << mph << endl ;
cout << mph2 << endl ;
cout << mph3 << endl ;
}