PLZ ANWSER THESE GEOMETRY QUESTIONS ITS DUE SOON THANKS

Having a hard time understanding this question (see attachment).

Acontainer holds 0.7 liters of oil and vinegar. 3/4 of the mixture is vinegar. how many liters of oil are in the container? express your answer as both a fraction and a decimal.

The function f(x) = 1/6(2/5)x is reflected across the y-axis to create the function g(x). which ordered pair is on g(x)? a. (-3, 4/375) b. (-2, 25/24) c. (2, 2/75) d. (3, -125/48)