What is the Surname of Barbie Doll?

In The Image Below Which clock is the odd one out?

He digs out tiny caves and stores gold and silver in them. He also built bridges of silver and made crowns of gold. They are the smallest you could imagine. Sooner or later everybody needs his help, yet many people are afraid to let him help them. Who is he?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

An apple seller is hosting a competition. He offers 1000 apples and 10 boxes to the people who pass by. The challenge is to put those 1000 apples in the 10 boxes in such a manner that if he asks for any amount of apples, the person can directly give him the boxes or a combination of boxes. If the person can do it, he promises to give a thousand apples for free.

If you happen to pass by the apple seller, will you be able to win a thousand apples?

Who has married many women but was never married?

Why do you find that most of the buildings are deprived of the 13th floor?

Can you tell a 3D object that has just two surfaces?

I guess 76.8% of readers will like this riddle.

What's the least number of people should read this post?

Can you find the odd number in the following?

2716, 4135, 5321 and 7145