Alone I am 24th

Question: Alone I am 24th, with a friend I am 20. Another friend and I am unclean.What am I?

Question: What do you get when you cross a cheetah and a burger?

Question: What tastes better than it smells?

Question: What goes in the water black and comes out red?

Question: What loses its head in the morning and gets it back at night?

Question: What two things can you never eat for breakfast?