What is in seasons, seconds, centuries and minutes but not in decades, years or days?

What work can one never finish?

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

They are three errirs in this question. Can you find them?

Can it be possible to build a house that has all its four walls facing towards the South?

What brings you down but never up?

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?

For an extra income, John decided to work at a Hotel for one hour daily. The manager offers him that they will pay him $11 after every 11 days.
However, John offered a different proposition to the manager. The offers stand as:
He will be paid just a penny on his first day.
Two pence will be paid on the second day,
Four pence will be paid on the third day.
And so on till the 11th day.

Should the Hotel manager accept his offer?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

My location can be determined by the below rebus.
So where am i ?