In which set of ordered pairs is y a function of x? pls help

1foot = 12 inches; 1 yard = 3 feet

Given right triangle xyz, which correctly describes the locations of the sides in relation to

Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.