~Giving brainliest!~ (im really desperate right now and very overwhelmed so im asking ANYONE to help me answer this! thank u.

Answer:
15. 420 hours
16. not sure sorry
Step-by-step explanation:
15. there are 168 hours in a week, so 168 * 2 1/2 is 420
16. your gonna have to find the answer from someone else sorry