I believe the anwser would be -B
Answer:
46.46 gallons
Step-by-step explanation:
we know that
An airplane consumes 30.25 gallons of fuel in 2.8 hours of flying
so
using proportion
Find out how many gallons will it consume in 4.3 hours of flying

25 and -12 because when you subtract 12 from 25 you will get 13 and when you multiply 25 by -12 you will get -300
Height is 18 for question 3.
I believe the answer is x=2
Hope this helps! :D