the sears tower is 443 m rall. Mr tessmer wants to set the world's stair climbing record and runs all the way up to the roof of the tower in 15.0 min. On the way down, he is so tired that it takes him twice as long to descend. what is Mr tessmers average speed (in m/s) during the entire trip?

Explanation:

JUST JUMP OFF THE TOWER.

any ways::))

if hes tired then just jump down. and use parachute. math is weird. questions that are out of this world. THIS IS MY ANSWIER

the answer would most likely be c, because if it's a comical piece of information, it may likely not be true, if it's a site that allows anybody to edit the content, it could mean a five year old is typing the info, and if it's a tv show produced by a celeb, it may have a biased opinion.