What has a ring but no finger?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

Here is a Swiss Cross. You have to make two straight cuts in the figure so that it is divided into four congruent pieces. Also, you should be able to join these pieces into a square then. Can you accept this challenge?

Can you make four (4) nines (9) equal 100?

This was asked in an interview with Coa-Cola.

The interviewer has given me 100 marbles(50 white and 50 black) and two empty boxes.
He then told me that he will leave the room and i need to place all the marbles in two boxes.

And When he come back, he will draw a marble from any of the two box and if the marble is white I will be hired.

Also
* No box can be empty.
* All 100 marbles must be placed in one of the two boxes.

So what should I have done?

What is the riddle which can be asked all day with a different correct answer each time.

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

During a secret mission, an agent gave the following code to the higher authorities
AIM DUE OAT TIE MOD

However, the information is in one word only and the rest are fake. To assist the authorities in understanding better, he also sent them a clue, If I tell you any one character of the code, you can easily find out the number of vowels in the codeword.

Can you find out the code word?

It belongs to you, but other people use it more than you do. What is it?