In the city of Brain Teasers, 5% of people do not list their phone numbers. Now if we select random 100 people from the phone directory, then how many people selected will have unlisted phone numbers?

Replace the question mark with the correct number in below Picture:

A red house is made out of red bricks. A yellow house is made out of yellow bricks. And, a blue house is made out of blue bricks. So, what is a greenhouse made of?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

On a beautiful Sunday morning, You ordered a hot tea to your hotel room and suddenly you remember an important thing that needed to be done right now will take around 3 minutes to complete.
Like most people you like your tea to be hot while drinking so, when should you pour cream in the tea?
1. straight away
2. Just people, you drink the team
3. Its does not matter

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

There are two guys standing face to face in a room. On a wall, there is a clock. One of those is a prophet. He tells the other guy that he will be stabbed in the back in five minutes.

Shocked to hear that, the other guy stares at the clock. Just after the five minutes, he is stabbed on the back. Can you tell what happened?

With the help clues provided in the image, can you find the 5 digit key?

What number do you get when you multiply all of the numbers on a telephone's number pad?