In the past year, Raina watched 6 movies that she thought were very good. She watched 15 movies over the whole year. Of the movies she watched, what percentage did she think were very good?

6/15 so 40%

Step-by-step explanation:

a

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)