Josie has made [math]12[/math] free throws out of [math]26[/math] attempts in her basketball games this season. If she can raise her free-throw percentage to [math]60\%[/math], she will tie her record from last season. How many consecutive attempts will she have to make in order to reach a free-throw percentage of [math]60\%[/math]? Write a function to complete the problem.