It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

My grandson is about as many days as my son in weeks, and my grandson is as many months as I am in years. My grandson, my son and I together are 120 years. Can you tell me my age in years ?

Can you fill the blank with the correct number?

6 30 870 756030 _____

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

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

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

A mother bought three dress for her triplets daughters(one for each) and put the dresses in the dark. One by one the girls come and pick a dress.
What is the probability that no girl will choose her own dress?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

What is the word or phrase?