If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

Mr Black, Mr Gray, and Mr White are fighting in a truel. They each get a gun and take turns shooting at each other until only one person is left. Mr Black, who hits his shot 1/3 of the time, gets to shoot first. Mr Gray, who hits his shot 2/3 of the time, gets to shoot next, assuming he is still alive. Mr White, who hits his shot all the time, shoots next, assuming he is also alive. The cycle repeats. If you are Mr Black, where should you shoot first for the highest chance of survival?

Jim and Sarah are in a long-distance relationship. Jim buys an engagement ring for Sarah and wants to mail it to her. Unfortunately, the only way to ensure the ring will be received is to place a lock on the package. Jim has locks and Sarah has locks, but neither has keys for each other’s locks. How can they make sure the ring isn’t stolen?

What Does this text mean:

important=important

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

How could a baby fall out of a twenty-story building onto the ground and live?

If in a code language, DISTANCE is written as IDTUBECN and DOCUMENT is written as ODDVNTNE, the how will THURSDAY be coded as in the same language?

Solve below rebus puzzle?