How do you go from 98 to 720 using just one letter?
You have two buckets of 11 liters and 6 litres. How can you measure exactly 8 litres?
A mile-long train is moving at sixty miles an hour when it reaches a mile-long tunnel. How long does it take the entire train to pass through the tunnel?
Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?
In The 1st month of this year(the year 2013), I noticed that the date 13-1-13 (13 January 2013) is special. This date is special as: Date * Month = Year. Can you figure out which year of this century has a maximum number of such dates?
The centre of the third figure is empty. What digit should fit inside?
Which is the smallest number that you can write using all the vowels exactly once?
Bopanna was working on a murder case when he received a message about the location of the murder weapon. The message was encrypted as below. "deb mitciv eht edisni neddih si nopaew redrum ehT" Tell me the location of the murder weapon.
Can you make a six-letter word using the letters N, A and B ?
In the following series, a set of numbers is progressing with a particular pattern. Can you deduce that pattern and find the missing set? (2 + 6), (21 + 6), (58 + 6), (119 + 6), ___
Count the number of triangles in the given picture.
In the 1920s, people feared that crossword puzzles would contribute to illiteracy.
