What does this simple rebus mean?

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

How can this be possible?

If six children and two dogs were under an umbrella, how come none of them got wet?

Take away the whole and some still remain. What is it?

John was piloting a plane behind a car but was never able to overtake it. Why?

You can see it everyday, But cannot touch it at will. What is it?

James bond was pushed out of an aeroplane without any parachute.
He survived, How come?

The doctor prescribed you to take one pill from the bottle every half an hour. The bottle is now left with only three pills.

How long do you think you have before you run out of pills?

What do the following words have in common?

Assess
Banana
Dresser
Grammar
Potato
Revive
Uneven
Voodoo

To tease, King Akbar told his most clever advisor Birbal to give his daughter one thing that she can eat when hungry, drink if she feels thirsty and can burn if she feels cold. King Akbar was shocked when Birbal gave Akbar's daughter one such thing that satisfies all of the above.

What did Birbal give to Akbar's daughter?