What is both possible and impossible at the same time?

I have two coins.
* One of the coins is a faulty coin having a tail on both sides of it.
* The other coin is a perfect coin (heads on side and tail on other).

I blindfold myself and pick a coin and put the coin on the table. The face of the coin towards the sky is the tail.

What is the probability that another side is also tail?

Identify Me

Hint1: I am a god
Hint 2: I am a planet
Hint 3: measurer of heat

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

Two fathers and two sons decided to go to a shop and buy some sweets upon reaching. Each of them bought 1 kg of sweet. All of them returned home after some time and found out that they had 3kg of sweets with them.

They did not eat the sweets in the way, nor threw or lose anything. Then, how can this be possible?

What number do you get when you multiply all of the numbers on a telephone's number pad?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?