PopulationGrowth.java

import java.util.Scanner;

public class PopulationGrowth {

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int initialNum, growthPeriod, hours, prediction;
        double growthRate;

        System.out.print ("Enter initial number of organisms: ");
        initialNum = Integer.parseInt (in.nextLine());
        System.out.print ("Enter rate of growth: ");
        growthRate = Double.parseDouble (in.nextLine());
        System.out.println ("Enter number of hours growth period: ");
        growthPeriod = Integer.parseInt (in.nextLine());
        System.out.println ("Enter number of hours applied: ");
        hours = Integer.parseInt (in.nextLine());

        prediction = (int) (initialNum * growthRate * hours / growthPeriod);
        System.out.println("Prediction: "+prediction);
    } // main()

} // class PopulationGrowth