Help please:

 * int a = 10; int b = 5; double c = 2; * * What is the output, and the type of the output * a * b = * b * a / c = * b * (a /c) = * b + c * a = * double d = a / c * (d * a) + (b * c) = * d * (a + b) * c = * ////////////////////////////////////////////////////////////////////////// * int x = 10; * int y = 5; * double z = 2.5; * boolean t = true; * String str = "haha classic oatmeal"; * * NEED VALUE AND TYPE * EXAMPLE * x >= y || t boolean true * * str.length(); * * !(!t && (z*y)>x) * * str.charAt(1) * * x+=y; * * x*=2 * * CHALLENGE * (x>y && y>z && t && str.length() == 20 && str.length > x) * /////////////////////////////////////////////////////////////////////////// * * System.out.println("Write logic expressions that evaluate to true when: "); * * System.out.println("The variable num is equal to 2 or greater than 10"); * * System.out.println("The variable hello is greater than 0 but less than 100"); * * System.out.println("The length of a string is longer than 13 characters"); * */ int x = 10; int y = 5; double z = 2; System.out.println("The values of x, y, and z are: " + x + ", " + y + ", " + z + " respectively"); if (x > y && x < z) { System.out.println("Case 1"); x++; } else if (x > y && x > z) { System.out.println("Case 2"); x *= y; if (x % z == 0) { System.out.println("Case 2.1"); } } else { System.out.println("This one is correct"); } y = 10; x /= y; z += x; System.out.println("x = " + x); System.out.println("y = " + y); System.out.println("z = " + z); if (!(x > y && x < z)) { System.out.println("Case 3"); } else if (x < y || x > z) { System.out.println("Case 4"); } //////////////////////////////////////////////////////////// /* * Write a program that takes in a person's name and age if they are under the * age of 18 print out "Sorry , too young" if they are between the ages of * 18 (inclusive) and 21 (excluded)--> [18,21) print out * "Hey  you're an adult! But can't drink yet..." if they are 21 or older * print out "Look forward to paying bills until you die " * * SAMPLE RUN * ----------------------- * Please enter your age: 19 * Please enter your name: Kate * * Hey Kate you're an adult! But can't drink yet... * ------------------------ * Please enter your age: 10 * Please enter your name: Amy * * Sorry Amy, too young * ------------------------ * Please enter your age: 33 * Please enter your name: Josh * * Look forward to paying bills until you die Josh */ // Personal Notes I've taken because of smaller more complicated questions System.out.println("If someone else asks about why we need to use .equals vs =="); String s = "Hello"; String s1 = "Hello"; Scanner in = new Scanner(System.in); System.out.print("Enter a word: "); String s2 = in.nextLine(); if (s1 == "Hello") { System.out.println("Version 1"); } if (s1.equals("Hello")) { System.out.println("Version 2"); } if (s1 == s2) { System.out.println("Version 3"); if (s1.equals(s)) { System.out.println("Version 4"); } } if (s1.equals(s2)) { System.out.println("Version 5"); if (s1 == s) { System.out.println("Version 6"); } } // System.out.println("incrementing before and after logic"); /* * int x = 5; //x = 5 bc of initialization * System.out.println("This is x initially: " + x); * * //POST-increment it does x=5 * x=5 = 25 * System.out.println("This is x * x++ = " + x * x++); * * //After previous line is completed THEN x increments x=6 * System.out.println("This is x after the previous line's increment: " + x); * * //PRE-increment x=6 * (++x=7) = 42 System.out.println("This is x * ++x = " + * x * ++x); * * //End value of x =7 System.out.println("This is x at the very end: " + x); * String w = "Hi"; char c= 'a'; System.out.print(w += c); * * */