PLEASE HELP?? :| (asap)??

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?

Atemperature of 1.64◦f corresponds to answer in units of ◦c.

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)