If eleven plus two equals one, what does nine plus five equal?

I am an odd number. Take away a letter and I become even. What number am I?

During which month do people sleep the least?

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

Christina is older than Kareena and Karishma. Katrina is older than Karishma and younger than Kareena. If Kareena has a brother named John, who is older than Christina, who's the youngest?

12345 a famous South Indian actor
567 is a path in jumbled form
8 & 10 are same letters
9 is one among the first six alphabets.
WHO AM I?

Can you write down eight eights so that they add up to one thousand?

What begins with T, ends with T, and has T in it?

I know a number which is spelt in alphabetical order.
Do you?

John and his wife were living in a rural place. On a particular day, John's wife fell ill and he called the local doctor. When the doctor picked up, he said, "Doctor, my wife is ill. She might have appendicitis."

"This can't be possible! I took out her appendix two years ago myself," the doctor explained.

When diagnosed, John's wife was found to have appendicitis. How can this be possible?