Hard riddles

The equation is solved the right way, apart from one little detail. There must be stated
that x does not equal y, because there would be dividing by zero, which is not defined in
maths.

the maker doesn't want it, the buyer doesn't need it, the user can't feel it
what is it?

Answer

a coffin

What king can you make if you take
the head of a lamb
the middle of a pig
the hind of a buffalo
and the tail of a dragon?

Answer

A lion, king of the jungle!

Adam and Jenna had a party one day did no one show up because of the dog james. there neighbors Charlie and Elizabeth came to there house and told them that there dog was barking at everyone that he sees. the next day ''gunshot '' Adam was on the kitchen floor dead. who killed him, Charlie,Elizabeth,or Jenna. the police asked all of them questions. JENNA ''i was gone all day it was maybe charlie Who Shot Him Charlie,and Elizabeth WE WERE AT WORK WHO'S LYING.

Answer

JENNA, how did she know he was shot

If I go half a way to the town at the speed of 30 km/hour, how fast do I have to go for the rest of the way to have the average speed of the entire way 60 km/hour?

Answer

This one has no solution. Unless we are complicating it with relativity theory - time and space. But to keep it simple, you can't reach the desired average speed under the given circumstances.