Albert Katz

// BlueJ project: lesson4/turningMathToJava
// Video: Arithmetic Operations 2

// TODO: The amdahlSpeedup, crossRatio and average methods
// aren't working yet. Use the fact sheet and your new
// knowledge of math expressions in java to fix these methods.

public class MathInJava {
   double average = (a+b+c+d)/4;
   double amdahlSpeedup = 1/(s + (1-s)/n);
   double crossRatio = ((a-c) * (b-d))/((b-c) * (a-d));


    public double amdahlSpeedup(double s, double n) {

        return amdahlSpeedup;
    }


    public double crossRatio(double a, double b, double c, double d) {
        // To do!
        return crossRatio;
    }



    public double average(int a, int b, int c, int d)
    {

        return average;
    }
}