import java.util.Scanner;

/**
 * Created by entropy on 5/1/2017.
 */
public class cakes {
    public static void main(String[] args) {
        Scanner scanner = new Scanner (System.in);

//        The number n – amount of cakes Ivancho wants.
//• The number c – kilograms of flour needed to make one cake.
//• The number f – kilograms of flour available.
//• The number t – amount of truffles available.
//• The number p – price of one truffle.

        int cakesWanted=Integer.parseInt(scanner.nextLine());
        double flourNeededPerCake=Double.parseDouble(scanner.nextLine());
        int kgFloorAvailable=Integer.parseInt(scanner.nextLine());
        int trufflesAvailable=Integer.parseInt(scanner.nextLine());
        int trufflePrice=Integer.parseInt(scanner.nextLine());

        double maxFlour=cakesWanted*flourNeededPerCake;

        //if flour is not enough
        if (maxFlour>kgFloorAvailable){

            double numberOfCakes=kgFloorAvailable/flourNeededPerCake;
            double diffFlour=flourNeededPerCake*cakesWanted-kgFloorAvailable;

            System.out.print("Can make only "+(int)numberOfCakes+" cakes, need ");
            System.out.printf("%.2f",diffFlour);
            System.out.println(" kg more flour");

            //if floor is enough
        } else{

            double productionCost=trufflesAvailable*trufflePrice;
            double cakePrice=(productionCost/cakesWanted)*1.25;

            System.out.print("All products available, price of a cake: ");
            System.out.printf("%.2f",cakePrice);

        }
    }
}