Find the next number in the sequence

5 12 24 36 ?

John is asked to stand behind Jacob and Jacob is asked to stand behind John. Both of them feel confused about it and don't know what to do?

But it is quite possible, do you know how?

You have two buckets - one holds exactly 5 gallons and the other 3 gallons. How can you measure 4 gallons of water into the 5 gallon bucket?

(Assume you have an unlimited supply of water and that there are no measurement markings of any kind on the buckets.)

10+10 and 11+11 can give you the same answer.

Explain how?

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?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

Astrology starts with the alphabet A, Biology starts with B, Psychology with P and Limnology with L.

Can you find an "ology" that begins with a P?

Which is Odd One Out and why?

4377

3954

9862

8454

9831

What does Alexander the Great and Winnie the Pooh have in common?

How can you make a TV, a bed, a dog, and a car liquid?