You have to fill the below given grid in a manner that every row and column contains the digits 1 to 6. Also, make sure that the squares that are connected with each other must contains the same digit.

I travel all around the world but always stay in the corner. What am I?

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

Three friends decide to distribute the soda cans they had among them. When all of them had drunk four cans each, the total number of cans that remained was equal to the cans each one of them had after they had divided the cans.

Can you calculate the total number of cans before distribution?

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

I can be made.
I can be cracked.
I can be told.
I can be played.

Who am I?

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

What has a ring but no finger?

You are given a cube that is made with the help of 10x10x10 smaller cubes summing up to a total of 1000 smaller cubes. You are asked to take off one layer of the cubes.
How many remain now?

What 5-letter word typed in all capital letters can be read the same upside down?