When can we add 2 to 11 and get 1 as the correct answer?

Can you replace the question mark with the correct number in the below table sequence?

There are three boxes of different sizes with three cupcakes inside each of the boxes in Christina's kitchen. At night her daughter wakes up and goes to the kitchen. She opens a box and eats all three cakes.

But in the morning Christina finds out that each box still had three cupcakes. How?

Alpha is Beta's sister.

Gamma is a Beta mother.

Delta is Gamma's father.

Tango is Delta's mother.

Then,

How is Alpha related to Delta?

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

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?

Christina, Allison and Lena are 3 daughters of John a well-known Mathematician, When I asked John the age of their daughters. He replied "The current age of her daughters is prime. Also, the difference between their ages is also prime."

How old are the daughters?

Three ants are sitting at the three corners of an equilateral triangle. Each ant starts randomly picks a direction and starts to move along the edge of the triangle. What is the probability that none of the ants collide?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

When we see 2 but call 10?