Can you find out which options fits best with the missing column?

Two friends were betting. One said to the other, "The coin will be flipped twenty times and each time the coin lands on the head, I will give you $2 and each time it lands on the tale, you will give me $3." After flipping the coin twenty times not a single penny was exchanged among them.

How many times did the coin land on heads?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

There is a place where if I stand up straight, I will still be considered sideways.

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

Can you name four days which start with the letter 'T'?

There were two grandmothers and their two granddaughters.
There were two husbands and their two wives.
There were two fathers and their two daughters.
There were two mothers and their two sons.
There were two maidens and their two mothers.
There were two sisters and their two brothers.
Yet there are only six, who are buried here,
All are born legitimate and relationships clear.
How can this happen?

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

How can a man go eight days without sleep?

'S' refers to the number of seconds in a day and 'H' refers to the number of hours in ten years. Which quantity out of these two is greater?