It belongs to you, but other people use it more than you do. What is it?

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?

There is a straight highway. Four different villages lie on that highway. The distance between them is different. The third village is 60km away from the first village; the fourth is 40 km away from the second; the third is 10 km near to the fourth that it is to the second.

Can you calculate the distance between the fourth and the first village ?

One absent-minded ancient philosopher forgot to wind up his only clock in the house. He had no radio, TV, telephone, internet, or any other means for telling time. So he travelled on foot to his friend's place a few miles down the straight desert road. He stayed at his friend's house for the night and when he came back home, he knew how to set his clock. How did he know?

Solve below popular number sequence
314 159 265 358 979 323 846 ?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

Can you fill the blank with the correct number?

6 30 870 756030 _____

I am a number I am not an odd number I am higher than 90 I am not higher than 100 If you subtract me from 100, you get nothing. What number am I?