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?

Can you find a five letter word that is left with only two letters if one is removed?

What has no start, end, or centre?

There is a wide field of corn. A goose finds its way into the field and starts running. Can you find out till which point the goose can run into the field?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

You order chicken wings at KFC in the boxes of 6, 9 and 20. What is the largest number of wings that you cannot obtain by buying in any combination of the boxes?