He first travels 15 floors. He then travels 12 floors, to get to the 3rd floor. He finally travels 35 floors, for a total of 62 floors.
Answer:
f(x)=x
Step-by-step explanation:
that's keeping it simple... ;-)
4. 4. 1.
25 20 10
This is the answer
I feel like it would be 60 but I could be wrong