If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

Decode this picture on T-Shirt and tell what it says ?

John can fit six large chocolate boxes or nine small chocolate boxes into a carton. How many cartons will he require to put sixty-six chocolate boxes into?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

Can you decipher the two rows to find the hidden word?

No matter how little or how much you use me, you change me every month. What am I?

A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

People make me, save me, change me, raise me. What am I?