Solve the equation show your steps check your solution (there is no division symbol). C divided by (-9)=2

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?

If value of cos330° is √3/2 then find tan165°.

How many 2/5s are in 1 and 1/2 plz someone me right now