MY FRIENDS SON WAS PLAYING WITH A BOOK RIDDLES WITH ANSWERS TO SOLVE - PUZZLES & BRAIN TEASERS

One of the 'fathers' is also a grandfather. Therefore the other father is both a son and a father to the grandson.

In other words, the one father is both a son and a father. Did you answer this riddle correctly?
YES  NO  

Nep-tunes! Did you answer this riddle correctly?
YES  NO  

Bill Did you answer this riddle correctly?
YES  NO  

The dentist was the boy's mother. Did you answer this riddle correctly?
YES  NO  

Because it had too many problems! Did you answer this riddle correctly?
YES  NO  

On shell phones! Did you answer this riddle correctly?
YES  NO  

I Only Have Eyes For Ewe. Did you answer this riddle correctly?
YES  NO  

Four daughters and three sons. Each daughter has 3 sisters and 3 brothers, and each brother has 2 brothers and 4 sisters. Did you answer this riddle correctly?
YES  NO  

They all have phones. Did you answer this riddle correctly?
YES  NO  

Latte Be! Did you answer this riddle correctly?
YES  NO  

The surgeon was his mother. Did you answer this riddle correctly?
YES  NO  

Night is actually a homophone for knight so the knight stayed home and the father and son went camping! Did you answer this riddle correctly?
YES  NO  

The man in the painting is his son. Did you answer this riddle correctly?
YES  NO  

They were a grandpa, his son, and his grandson. Did you answer this riddle correctly?
YES  NO  

There are three men: A grandfather, a father (the grandfathers son) and the fathers son. Did you answer this riddle correctly?
YES  NO