With the help clues provided in the image, can you find the 5 digit key?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?

What does the below rebus riddle means?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

Can you count the number of lines in the below picture?

A newspaper is supposed to have 60 pages.Pages 14 and 21 are missing from the newspaper.

Can you tell me , Which other pages won't be there as well ?

You have four chains. Each chain has three links in it. Although it is difficult to cut the links, you wish to make a single loop with all 12 links. What is the fewest number of cuts you must make to accomplish this task?

Can you name four days which start with the letter 'T'?