Question: My first is often at the front door.
My second is found in the cereal family.
My third is what most people want.
My whole is one of the United States.
Answer: RIDDLE:MATRIMONY (mat rye money).
Which is certainly a "united state"!
Question: Two mothers and two daughters go shopping. They have $21, which they split equally between them. How can this be possible?
Answer: There are only three people. One of the mothers is a daughter also, because there is a grandmother, a mother and a daughter! They each get $7 exactly.
Question: I have four wings, but cannot fly, I never laugh and never cry; On the same spot I'm always found, toiling away with little sound. What am I?