If eleven plus two equals one, what does nine plus five equal?
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 ?
There is something which you can be arrested for attempting but not for successfully completing.
Can you solve this tricky maths equation problem by replacing it? mark with the correct symbol? 19834 -----: 187 15921 -----: 153 17561 -----: 139 13734 -----: ???
If, 29 - 1 = 30 9 - 1 = 10 14 - 1 = 15 Based on similar logic, Can you prove that the below algebraic equation is true? 11 - 1 = 10 ?
What can go up a chimney down, but can’t go down a chimney up?
How can you drop a raw egg from a height onto a concrete floor without cracking it?
Find the next number in the series 12, 20, 40, 72, 116, 172 ?
Pronounced as one letter, And written with three, Two letters there are, And two only in me. I am double, I am single, I am black blue and grey, I am read from both ends, And the same either way.
There are forty elephants and they have forty-fore heads. How can this be possible?
What do you get if you add 2 to 100 four times?
In the 1920s, people feared that crossword puzzles would contribute to illiteracy.
