A penny weighs 2.5 grams while a dime weighs about 2.27 grams. How much do a penny and two dimes weigh?

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:

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c

1. how do you convert the repeating, nonterminating decimal 0. to a fraction? explain the process as you solve the problem.