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 spot what's wrong with the following sentence?

PETER WAS ANGRY AT
HIMSELF BECAUSE HE
ACCIDENTALLY LEFT THE
THE KEYS TO HIS CAR
AT HIS FRIEND'S HOUSE.

I am a number I am not an odd number I am higher than 90 I am not higher than 100 If you subtract me from 100, you get nothing. What number am I?

Consider this about a word: The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

What is the coolest letter in the alphabet?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

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

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

Can you find the missing piece of the Porsche?