If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?

If I put in one canary per cage, I have one bird too many. If I put in two canaries per cage, I have one cage too many. How many cages and canaries do I have?

Forwards I am heavy, backward I am not. What am I?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

John is pretty weird. He likes toffees but hates chocolates. He loves books but never reads. He likes to build his troops in an online game but does not proceed with the war. He likes to go swimming but is afraid of water.

Seeking this behaviour, can you tell whether he likes balloons and parties?

Why do we preferably have round manhole covers and not square ones?

There were three women in all the swimming costumes!
One was happy and the other two were sad!
The happy one was crying and the sad ones were smiling.
Why was this?

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

You have an empty wine bottle with a cork that has been secured at the top in a normal way. There is a metal ring inside the bottle that is suspended by a string.

How can you make the metal ring drop to the bottom if you are not allowed to touch anything - not the bottle, not the cork, not the thread and not the ring?

By what process could you make a 'Tea-Table' into food?