What has no start, end, or centre?

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

A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?

A word I know has six letters it contains, remove one letter and 12 remain. What is it?

I can turn polar bears white.
I can make anyone dance.
I can make everyone cry
I can make your hands clap
I can make you thin.
I can make you smile.
I can make you smile

Can you guess the riddle?

A man wants to cross the pit of fire which is 25 feet in length and he has 2 planks(fire resistant) 19 feet in length. How can he cross the pit of fire alive?

If two fifty-foot ropes are suspended from a forty-foot ceiling that is twenty feet apart, how much rope will you be able to steal if you have a knife?

The following alphametic has only one solution. Can you find it?
ENLIST + SILENT + LISTEN = ANAGRAM

PS: You may start the number from 0.

If Rajina's daughter is my daughter's mom, who am I to Rajina?

Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?