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?

Be active and find the killer in the picture Riddle below.

How could a baby fall out of a twenty-story building onto the ground and live?

You have three orange, two pink and five purple balls in the drawer beside your bed. There is no electricity and the room is entirely dark. How many balls must you take out to ensure at least one ball of each colour at least?

Find the combined weight of the Cat, Dog and Rabbit in the given picture.

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

Can you fill the blank with the correct number?

6 30 870 756030 _____

Name a key which is hardest to turn.

What word is represented by this rebus?