Plz help me with those 2 questions plz

Answer:
1. Just do 36-9=27 so 36-27=9. The answer would be 27
Step-by-step explanation:
Answer:
4)
Plug it in and Just subtract 36 with 9.
You get 27.
So, 36 - 27 = 9
5)
Part A: 6/30
Part B: It changes because since another space was occupied there are now 5/30 parking spaces.
:)