What is both possible and impossible at the same time?

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

How can this be possible?

What is the difference between a jeweller and a jailer?

All of Jacob's shoes are red except two.
All of Jacob's shoes are green except two.
All of Jacob's shoes are yellow except two.

How many shoes does Jacob have?

What work can one never finish?

I cannot talk, but I always reply when spoken to. What am I?

What does the below mathematical rebus mean?

Can you find the least possible number such that

If the number is divided by 3, it gives the remainder of 1;
If the number is divided by 4, it gives the remainder of 2;
If the number is divided by 5, it gives the remainder of 3;
If the number is divided by 6, it gives the remainder of 4.

Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?

Who is generally closer to the kids, mom or dad?

(it's a funny riddle)