How many times in a given day, minutes and hour clock comes in a straight line ?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

If an electric train is travelling south, then which way is the smoke going?

Two guards were guarding the camp.Guard-1 was looking towards the south to make sure no threat is coming from the road.Guard-2 was looking at the north to make sure no threat is coming from the top. Suddenly Guard-1 ask the Guard-2 why he is smiling?How Guard-1 knows that Guard-2 is smiling?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

Can you identify the Oscar-winning movie from the rebus below?

A father's child, a mother's child, yet no one's son.

Who am I?

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?