HOW MUCH DIRT IS THERE IN A 3 FEET DEEP A RED PLANET I HV RIDDLES WITH ANSWERS TO SOLVE - PUZZLES & BRAIN TEASERS

He is measuring everyone's feet, including the feet of the very small children. So the statistics will show that larger feet belong to the smarter people, the adults. Did you answer this riddle correctly?
YES  NO  

Saturn Did you answer this riddle correctly?
YES  NO  

Saturn Did you answer this riddle correctly?
YES  NO  

Saturn Did you answer this riddle correctly?
YES  NO  

Earth Did you answer this riddle correctly?
YES  NO  

Sexual harassment Did you answer this riddle correctly?
YES  NO  

A yardstick. Did you answer this riddle correctly?
YES  NO  

Mercury Did you answer this riddle correctly?
YES  NO  

Mercury. Did you answer this riddle correctly?
YES  NO  

Blood Did you answer this riddle correctly?
YES  NO  

A tomato in an elevator. Did you answer this riddle correctly?
YES  NO  

A red bucket. Did you answer this riddle correctly?
YES  NO  

When you are eating a watermelon. Did you answer this riddle correctly?
YES  NO  

Because of the way they always greet her, "Hi ho, hi ho, hi ho." Did you answer this riddle correctly?
YES  NO  

A sieve. Did you answer this riddle correctly?
YES  NO