How can you write nineteen in a manner that if we take out one, it becomes twenty?
Always in you, Sometimes on you; If I surround you, I can kill you. What am I?
In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?
Client Dempsey living in one of the East Coast states of the U.S. was talking to Landon Donovan, who was living in the West Coast state of the U.S. Dempsey: What time is it? Donovan: Wow, It is the same time here. How is this possible?
How can you make number one disappear by adding something to it?
John can place six large boxes or nine small boxes into a carton. Can you find out in how many cartons can he place sixty-six boxes in total?
Find out the missing number in the picture attached:
Which Travels Faster? Solve below famous picture riddle:
John is selling fruits. He sells grapes at $30, Dates $25, and a Wolfberry $45. At what price does he sell fig? PS: Logical Thinking
Next Number in the Series, 5, 16, 49, 104, ?
You have a basket containing ten apples. You have ten friends, who each desire an apple. You give each of your friends one apple. Now all your friends have one apple each, yet there is an apple remaining in the basket. How?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.