2, 3, 5, 9, 17, _ What is the next number in the sequence?

Which of the below owl is odd one out?

Buy me, smell me or deliver me, I do not change.

Who am I?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

What do you see in the given picture?

There are five people. One of them shot and killed one of the other five.
We know following clues:
1. Dan ran in the NY City Marathon yesterday with one of the innocent men.
2. Mike consider being a farmer before he moved to the city.
3. Jeff is a top notch computer consultant and wants to install Ben new computer next week.
4. The murderer had his leg amputated last month.
5. Ben met Jack for the first time six months ago.
6. Jack has been in seclusion since the crime.
7. Dan used to drink heavily.
8. Ben and Jeff built their last computers together.
9. The murderer is Jack's brother. They grew up together in Seattle.

Consider yourself to be a famous detective "Sherlock Homles", Can you find the killer?

Why Aeroplane windows are round?

The following alphametic has only one solution. Can you find it?
ENLIST + SILENT + LISTEN = ANAGRAM

PS: You may start the number from 0.

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?