The task is to generate the correct answer for a given math problem.

Input: Consider Input: Problem: the length of a rectangle is increased by 15 % and its breadth is decreased by 20 % . what is the effect on its area ?

Output: 920


Input: Consider Input: Problem: a certain social security recipient will receive an annual benefit of $ 12,000 provided he has annual earnings of $ 9,360 or less , but the benefit will be reduced by $ 1 for every $ 3 of annual earnings over $ 9,360 . what amount of total annual earnings would result in a 40 percent reduction in the recipient ' s annual social security benefit ? ( assume social security benefits are not counted as part of annual earnings . )

Output: $ 30,96


Input: Consider Input: Problem: if the radius of a cylinder is made 3 times and so is the height , what is the new volume of the cylinder divided by the old one ?


Output: 27 .