what's the probability of getting a king or a queen from a pack of 52 cards?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

There are a hundred statements.

First person says: At least one of the statements is false.

Second person says: At least two of the statements is false.

Third person says: At least three of the statements are false.

Fourth person says: At least four of the statements are false.

..

..

..

Hundredth person says: At least a hundred of the statements are false.

Analysing it, how many statements do you think are false and how many are true?

A dying old man wants to divide his entire land between his only two sons. Since his only wish is to treat them as equal as both of them have been too good to him, he wants to divide his land equally between them. The problem is that the land is significantly irregular in shape and thus there is no choice of cutting them into two equal halves.

Can you help him divide the land in a manner that both of his sons will be happy?

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

What number divided by 4 is the same as that number minus 4?

I know a nine-letter word having only one vowel.
Do you ?

What does below chemistry rebus means?

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

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