Help please I’ve tried so many ways but the answer is wrong every time I know what it is supposed to be but I have to show my work and don’t know how to get there. Please help me. Please don’t mind all the erased work- those were failed attempts

You drop a rubber ball off the roof of a 50 meter high building onto a paved parking lot. it bounces back up with every bounce, but not quite all the way back up to you. after the first bounce it bounces back only 80 percent of the distance it was dropped from. the pattern continues, meaning after every bounce it comes up to just 80 percent of the previous maximum height. so if before the first bounce the height is 50 meters, what height does the ball reach after the fifth bounce? round your answer to one decimal place and chose the correct response from the choices below:

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0