I shave every day, but my beard stays the same. What am I?

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

What is the Surname of Barbie Doll?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

I have branches, but no fruit, trunk or leaves. What am I?

I look at you, you look at me I raise my right, you raise your left. What am I?

Suppose you are sitting in an interview and the interviewee asks you an aptitude question.

You have three buckets with a capacity of 4 litres, 8 litres and 10 litres and you have a large tank of water. Now you have to measure 3 litres of water precisely using those buckets. How will you do it?

What seven-letter word has hundreds of letters in it?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99