Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

You have three orange, two pink and five purple balls in the drawer beside your bed. There is no electricity and the room is entirely dark. How many balls must you take out to ensure at least one ball of each colour at least?

A bomb goes off.
Carnage.
One person, only a few feet away, survives! How can this be?

What has one letter and starts with an E?

How can I get the answer 24 by only using the numbers 8,8,3,3?

You can use the main signs add, subtract multiply and divide.

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

Can you divide the below-given shape into four equal and identical pieces?

Can you find the company name in the pictogram below?

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?