In a fruit store, there was a unique weighing machine that was made to weigh only cherries and strawberries as they were priced the same.
Other fruits like watermelons or mango had different machines as they were expensive.
A man successfully buys watermelons at the price of cherries. How?
In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow.
A horse was tied to a rope 5 meters long and the horses food was 15 meters away from the horse. How did the horse reach the food?
There is a barrel with no lid and some wine in it. 'This barrel of wine is more than half full,' said Curly. 'No it's not,' says Mo. 'It's less than half full.' Without any measuring implements and without removing any wine from the barrel, how can they easily determine who is correct?
As a whole I am both
safe and secure.
Behead me and I become
a place of meeting.
Behead me again and I am
the partner of ready.
Restore me, and I become
the domain of beasts.
What am I?
I’m tall when I’m young, and I’m short when I’m old. What am I?
By what process could you make a 'Tea-Table' into food?
If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?
You need to move three matchsticks to form three squares. Can you do it?
Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?
Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.