On weekends Ben mops the kitchen floor. below is an image that shows the dimensions of the floor

if you use photomath right away it will give you the answer not like this app that you have to wait for people.

answer:

your answer is: c. 196 7/8 in^3.

60%

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)