A man was driving a black truck. His lights were not on. The moon was not out. A lady was crossing the street. How did the man see her?
The king of Octopuses has servants who have six, seven or eight legs. The distinguishing characteristics of the servants is that the one with seven legs always lie but the one with either six or eight legs speak the truth always.
One day, four servants meet and converse:
The black one says, 'We have 28 legs altogether.'
The green one says, 'We have 27 legs altogether.'
The yellow one says, 'We have 26 legs altogether.'
The red one says, 'We have 25 legs altogether.'
Can you identify the colour of the servant who is speaking the truth?
A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?
Use the digits from 1 up to 9 and make 100.
Follow the rules.
=> Each digit should be used only once.
=> You can only use addition.
=> For making a number, two single digits can be combined (for example, 4 and 2 can be combined to form 42 or 24)
=> A fraction can also be made by combining the two single digits (for example, 4 and 2 can be combined to form 4/2 or 2/4)
Question: how can we do this?
My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?
Can you solve this tricky maths equation problem by replacing it? mark with the correct symbol?
19834 -----: 187
15921 -----: 153
17561 -----: 139
13734 -----: ???
An infinite number of mathematicians are standing behind a bar. The first asks the barman for half a pint of beer, the second for a quarter pint, the third an eighth, and so on. How many pints of beer will the barman need to fulfill all mathematicians' wishes?
I have an apple tree , number of apple in this tree get doubles every week.
On 30th week , the tree gets completely filled with apples :-)
Can you tell me , on what week does my tree is half covered with apples ?
Can you write down eight eights so that they add up to one thousand?
What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?
What numbers should go on the bottom line?
3 6 9 15
8 2 10 12
11 8 19 27
19 10 29 39
? ? ? ?
The inventor of the Rubik’s Cube didn’t realize he’d built a puzzle until he scrambled it the first time and tried to restore it.