A store has purchased some cola cans of various brands. It purchased 50 cans @ ₹15 per can, 30 cans @ ₹20 per can and 40 cans @ ₹21 per can. Write a Java program to compute how much amount did the store pay.

If the value of basic=1500, what will be the value of tax after the following statement is executed?

tax = basic > 1200 ? 200 :100;

If x = 5 and y = 4, what will be the output of the following code?

x += ++y - x-- + y++;
System.out.println("x = " + x);
System.out.println("y = " + y);