There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

What can you catch but never throw?

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

John buys rice at Rs.60/kg from Britain and then sells them at Rs.5/kg in India. As a result of this, he becomes a millionaire. How come?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

An American nightclub called 'The Coconut Grove' had a terrible fire in which over 400 people died. A simple design flaw in the building led to a high death toll. Subsequently, regulations were changed to ensure that all public buildings throughout the country eliminated this one detail, which proved deadly. What was it?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?