Complete the table series riddle by finding the number that can replace "??".

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

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

How many triangles are there on the puzzle below?

What is both possible and impossible at the same time?

You are a thief and you are being punished for your crime. People have tied your head down on a tree with a rope that has been anchored in the ground. A candle is burning below the rope which is slowly burning it away. Just below your head, a Lion has been left loose and is waiting for you to drop down on the ground so he can have you as his lunch.

You have to survive the scenario. How will you do it?

Can it be possible to build a house that has all its four walls facing towards the South?

Using eight eights and addition only, can you make 1000?

Mother's Name is Mrs. SIXTY TWO
Son's Name is FIFTY TWO
Daughter's Name is FORTY TWO
What is Name of Father?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?