What word does this rebus represent?

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Solve the puzzle by telling what does below picture means.

Find out a multi-digit number that if multiplied by the number 9 or any of its multiplications products (i.e. 18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

While handling a project, the landscaper is asked by the owner of the mansion that he wants four trees in front of his mansion that are exactly equidistant from each other.

How will he do it?

During an interview, the interviewer ordered hot coffee for the candidate to relieve the stress. The coffee was kept before him. After a minute, the interviewer asked him, 'What is before you?' He replied 'Tea'.

The candidate was selected immediately. Why?

What number when divided in half becomes zero?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

How many triangles are there on the puzzle below?

What have one eye but still cannot see?