Give it food and it will live; give it water and it will die.

Peter wakes up daily to pick up his cycle and crosses the border between Spain and France daily with a bag on his shoulder. He is investigated daily by the officials but they don't find anything suspicious.

If we tell you that he is smuggling something what would it be?

An exterior architect is asked by a builder to plant seven trees in a manner that there are exactly six rows of trees in a straight line and each row has three trees in particular.

How will he do it?

What Time Should the last watch show in the below figure?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

Who has married many women but was never married?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

There were two grandmothers and their two granddaughters.
There were two husbands and their two wives.
There were two fathers and their two daughters.
There were two mothers and their two sons.
There were two maidens and their two mothers.
There were two sisters and their two brothers.
Yet there are only six, who are buried here,
All are born legitimate and relationships clear.
How can this happen?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211