Create a number using only the digits 4,4,3,3,2,2,1 and 1. So i can only be eight digits. You have to make sure the ones are separated by one digit, the twos are separated by two digits the threes are separated with three digits and the fours are separated by four digits

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

What is it?

There is an exact a week gap between Christmas and New Year. Hence, It is obvious that the new year that comes right after Christmas comes on the same day of the week.

A Strange thing happened in the Year 1777. Christmas occurs on Wednesday and New Year on Monday. How is that possible?

Can you find the key in the picture below?

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

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

Can you place six X (crosses) in below board without making three in a row in any way ?

How can you take 2 from 5 and leave 4?

You’re out on the water and see a boat filled with people. You look away for a second and look back again, but this time you don’t see a single person on the boat. Why? Hint: The boat did not sink.

Why do you find that most of the buildings are deprived of the 13th floor?