Aparticular rocket taking off from earths surface uses fuel at a constant rate of 12.5 gallons per minute. the rocket initially contains 225 gallons of fuel

c

step-by-step explanation:

you didn't post any answer choices, so its not 100% clear what your teacher is looking for

however, log(15/7) is equivalent to log(15) - log(7)

i'm using the rule log(x/y) = log(x) - log(y)

1.) 21

2.) 0.453

3.) 1.5

4.) 48

5.) $ 22

step-by-step explanation: