Answer:
1 hour=35+15=50
2 hours=35+15(2)=65
3 hours=35+15(3)=80
4 hours=35+15(4)=95
Step-by-step explanation:
Answer:
16/15
Step-by-step explanation:

The two minus signs cancel, so the result is positive.
It is not symmetric because it has a peak at 1 and to be symmetric it has to be the same on both sides of the peak