If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?

A bomb exploded in a room full of married couples and no one died. How?

What is the unique property of the following words ?
* Revive
* Banana
* Grammar
* Voodoo
* Assess
* Potato
* Dresser
* Uneven

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

John decided to give his bike 3 coats of paint. Which coat would go on the first?

What does this mean?

CCCCCCC

Find the missing value of "?" in the letter sequence below.

CAD
EBG
KBM
OCR
DDH
NL?