Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

The first person saw the bridge step on it and crossed,
the second person saw the bridge did not step on it but crossed,
the third person did not see the bridge did not step on it but crossed.
Who are these people?

Can you solve the below tricky visual equation?

A 52% bias toss for head using the 51% tail bias coin was done to obtain a fair result.

Can you find how bias is the floor in this case?

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

James ordered a fishing rod, priced at $3.56. Unfortunately, James is an Eskimo who lives in a very remote part of Greenland and the import rules forbid any package longer than 4 feet to be imported. The fishing rod was 4 feet and 1 inch, just a little too long, so how can the fishing rod be mailed to James without breaking the rules? Ideally James would like the fishing rod to arrive in one piece!

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

A man was just doing his job when his suit was torn. Why did he die three minutes later?

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

Spot what is wrong here in below Picture?