2 FATHERS AND 2 SONS SAT DOWN TO EAT EGGS FOR BREAKFAST THEY ATE EXACTLY THREE E RIDDLES WITH ANSWERS TO SOLVE - PUZZLES & BRAIN TEASERS

The letter 'x'. It is the 24th letter of the alphabet, XX in Roman numerals is 20, and XXX is a label for movies that are very inappropriate (unclean). Did you answer this riddle correctly?
YES  NO  

Smiles. There's a mile between the beginning and end. Did you answer this riddle correctly?
YES  NO  

Scrambled eggs!) Did you answer this riddle correctly?
YES  NO  

A river Did you answer this riddle correctly?
YES  NO  

The moon Did you answer this riddle correctly?
YES  NO  

A polar bear. Did you answer this riddle correctly?
YES  NO  

He wanted a light snack! Did you answer this riddle correctly?
YES  NO  

Frosted Flakes! Did you answer this riddle correctly?
YES  NO  

Zebra Did you answer this riddle correctly?
YES  NO  

A river Did you answer this riddle correctly?
YES  NO  

They wolf it down! Did you answer this riddle correctly?
YES  NO  

An ear of corn. Did you answer this riddle correctly?
YES  NO  

18

More hours => more burgers.
More boys => more burgers.

The time become twice (3 hours / 1.5 hours).
Boys become six times (9 / 1.5).

Number of burgers = 2 * 6 * Original(1.5)
= 18 Did you answer this riddle correctly?
YES  NO  

Tennis Ball Did you answer this riddle correctly?
YES  NO  

The honey produced by bees nestled in the carcass of the lion he defeated. Did you answer this riddle correctly?
YES  NO