There are forty elephants and they have forty-fore heads. How can this be possible?

What does this rebus riddle mean?

Solve the following series:
AZ, GT, MN, __, YB

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

What happened when the wheel was invented?

A man always keeps a spare tyre in his car. To make full use of all the five tyres, he changes the tyres in a manner that for a distance of 1, 00,000 km, each of them runs the same distance.

Can you calculate the distance travelled by each tyre on that journey?

Imagine you are in a room with no windows or doors. How will you get out?

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

A man fell off a smuggling boat into deep water. He could not swim and he was not wearing anything to keep him afloat. It took 30 minutes for the people on the boat to realize someone was missing. The missing man was rescued two hours later on the return trip. Why didn't he drown? Note:- He didn't know swimming, the sea was deep, and He wasn't holding anything

I look at you, you look at me, I raise my right, you raise your left. What am I?