Sam opened a money-market account that pays 4% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $1,120 in interest. how long did he keep his account open?

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:

How is the number of vertices for a prism related to the name of the prism

Im literally having a mental breakdown