John was piloting a plane behind a car but was never able to overtake it. Why?

Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

Find out a multi-digit number that if multiplied by the number 9 or any of its multiplications products (i.e. 18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

When it's bad luck to meet a black cat?

Which is heavier: a ton of bricks or a ton of feathers?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

What you cannot hold but it is yours?

There is a unique number which when multiplied by any number from 1 to 6, we will get the new number that contains the same digits only.

Can you find that number?