Why is the Hole below a Lock?

Outside a massage parlour, there is a board that reads
"I only massage those who do not massage themselves."

Reading the above statement, does the masseur massage himself?

Kareena is older than Katrina and younger than Karishma. Isabelle is younger than Bipasha and Karishma. Bipasha is older than Karishma. If Kareena and Isabelle are the same age, who's the youngest?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

O_er_t_o_

Complete the missing letters of the given word.

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

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?

What is the fastest way to double your money?

What's the only room from which no one can enter or leave

Which point will the car reach to go out?