How can you represent operations on a number line

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?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?