I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?

You’re out on the water and see a boat filled with people. You look away for a second and look back again, but this time you don’t see a single person on the boat. Why? Hint: The boat did not sink.

Find three numbers such that

* When we multiply three numbers, we will get the prime numbers.
* The difference between the second and the first number is equal to the third and second.

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

What part of the chicken has the most feathers?

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

There are 3 apples in the basket and you take away 2. How many apples do you have now?

The chance of Mr John winning the lottery is 10%. All participants lined up and Mr John is 4th in the row. The first three participants lose the lottery.

What is the chance of Mr John now?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?