A man dies of old age on his 25 birthday. How is this possible?
You have two rectangular wires. Both of them have property that when you light the fire from one end , it will take 60 minutes to get completely burn. However, they do not burn at consistent speed (i.e it might be possible 1st 20% burn in 50 minutes and 80% can burn in 10 minutes). So how could you measure 45 minutes ?
If 1+9+8=1, what is 2+8+9?
What two things can you never eat for breakfast?
Which word is least like the others? Third, fourth, fifth, sixth, seventh, eighth, ninth?
Three ants are going up a hill, one behind the other. The last ant then says to the other ants, 'There is an ant behind me!'' How come?
How many bricks does it take to complete a building that is 15 feet wide, 30 feet deep, and 12 feet tall made of brick?
What's the next in the series? H, Be, F, S, Mn, Kr, In, Gd, Tl, ?
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?
There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?
A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?
In Canada, a mathematical puzzle must be solved in order to win the lottery to classify it as a “game of skill” not gambling.