Why 1729 is a magic number? Answer Logically.

What has many teeth, but cannot bite?

Count the squares in the matchstick puzzle below?

Do you know who was buried in John's tomb?

Check out the number list below and find what number comes next in the sequence.

111 , 113 , 117 , 119 , 123 , 137 , ?

In the picture below can you find the correct switch that will turn on the bulb?

Out of three Friends John, Jacob and Jonny one of them is a king, one is a bureaucrat, and one is a Spy.

The king always tells the truth, the bureaucrat always lies, and the Spy can either lie or tell the truth.

John says: Jonny is a bureaucrat
Jacob says: John is a king
Jonny says: I am a Spy

Tell me, Who is the king, who is the bureaucrat, and who is the Spy?

If a shopkeeper can only place the weights on one side of the common balance. For example, if he has weights 1 and 3 then he can measure 1, 3 and 4 only. Now the question is how many minimum weights and names of the weights you will need to measure all weights from 1 to 1000? This is a fairly simple problem and very easy to prove also.

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

Find the next number in the following series:
6, 14, 26, 98, __?