Riddle: I have a certain number of candies, X. If I divide them into groups of three, then two candies will be left. If I divide them into groups of five, then three candies will be left. And if I divide them into groups of seven, then two candies will be left. How many candies do I have?
Answer: I have 23 candies.
Source: https://riddles.com/index.php/11456