Complete the table series riddle by finding the number that can replace "??".

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

A mile-long train is moving at sixty miles an hour when it reaches a mile-long tunnel. How long does it take the entire train to pass through the tunnel?

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

A landlord calls both of his sons and tells them that their horses will now decide who will transfer the inheritance. He tells them to race along the land till the end and the one whose horse will be slower will win and be the heir to all the property.

Both of them keep wandering for days but to no result. Then they ask a wise man regarding it. The man advises them on the matter after which they jump on the horses and race as fast as they can till the end. Why did they do it?

What did the wise man say?

After a heavy Thanksgiving meal, the night watchman went to work. In the morning, he told his boss he had dreamed that a saboteur planted a bomb in the factory and that he felt it was a warning. The boss promptly fired him. Worker confused, Why boss fire him?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

What is the longest word in the dictionary?

Forwards I am heavy, backward I am not. What am I?