The first box costs $9.80 and contains 20 bags. The second box contains 30 bags and costs $13.50. 1. Which box is the better buy?

2. Write a mathematical argument that can be used to defend your solution. (Prove your answer in #1 is correct.)
*Please do in STEPS*

In two or more complete sentences, determine the appropriate model for the given data and explain how you made your decision. (1,-1), (2,0.5), (5,1.5), (8,2)

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:

I’m which figure is point g an orthocenter