Which is the smallest number that you can write using all the vowels exactly once?

What Time Should the last watch show in the below figure?

If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?

At my favorite fruit stand,
an orange costs 18,
a pineapple costs 27,
and a grape costs 15.
Using the same logic, can you tell how much a mango costs?

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

A woman lives in a Tall building thirty-six floors high and served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

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