I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

Who always enjoys poor health?

Our product and our sum always give the same answer. Who are we?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

Dwayne Johnson was running away with the loot from a heist in his car along with Vin Diesel. One tire was punctured and he dropped down to replace it. While changing the wheel, he dropped the four nuts that were holding the wheel and they fell into a drain. Vin Diesel gave him an idea using which they were able to drive till the rendezvous point.

What was the idea ?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

One night, a man runs away from home. He turns left and keeps running. After some time he turns left again and keeps running. Later, he turns left one more time and runs back home—but when he gets home, he finds a man in a mask. Who was the man in the mask?

On a charity event in Russia, Murray beat Djokovic by winning six games and losing three games.
Note: There is a total of 5 service breaks(one who serve lost the game).
Who served first, Djokovic or Murray?