Please help me this for geometry and i need to find mBC~ and the question is in the picture

Amuffin recipe, which yields 12 muffins, calls for cup of milk for every 1 cups of flour. the same recipe calls for cup of coconut for every cup of chopped apple. to yield a batch of 30 muffins, how much flour will be needed in the mix?

Me with this one question, and i'll upvote the brainliest answer

How many bananas are in a fruit bowl that has 200 total apples and bananas if there are 31 bananas for every 93 apples