increasing the original price of a certain item by 25 percent and then increasing the new price by 25 percent is equivalent to increasing the original price by what percent ?
"soln : - x * 1.25 * 1.25 = 1.5625 x so there is a net increase of 56.25 % . answer e ."
multiply(subtract(multiply(add(divide(25, const_100), const_1), add(divide(25, const_100), const_1)), const_1), const_100)