Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

Can you identify the direction in which this bus is moving; left or right?

Hint: The bus is moving on the roads of London.

Which is the smallest number that you can write using all the vowels exactly once?

How could a baby fall out of a twenty-story building onto the ground and live?

A pack of cards has 40 cards. You are blindfolded. Out of 40, 25 cards are facing down while 15 are facing up. You have been asked to divide this pack of cards into two decks - so that each deck contains an equal number of face-up cards. Remember, you are blindfolded.

How will you do it?

At a party, there are five people and a whole round cake lying at the centre of the table. Only four people will make a cut and take their piece and the last one will get the remaining piece on the table. How can they make sure that everyone gets a 1/5th of the piece?

When can we add 2 to 11 and get 1 as the correct answer?

I’m tall when I’m young, and I’m short when I’m old. What am I?

John asked Jack, "The time right now is 7 pm. Can you tell me what will be the time 23, 999, 995 hours later ?"

While Bella does not know the answer, do you ?

When Jack was six years old he hammered a nail into his favourite tree to mark his height. Ten years later at age sixteen, Jack returned to see how much higher the nail was. If the tree grew by five centimetres each year, how much higher would the nail be?