When it's bad luck to meet a black cat?
Place a mathematical symbol between the numerals 5 and 9 in such a way that the resulting number is greater than 5 but smaller than 9.
4 fathers, 2 grand-fathers and 4 sons went to watch the movie.What is the minimum number of tickets they need to buy ?
What month of the year has 28 days?
Twice ten are six of us, Six are but three of us, Nine are but four of us; What can we possibly be? Would you know more of us? Twelve are but six of us, Five are but four, do you see? What are we?
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), ___
A bank customer had $100 in his account. He then made 6 withdrawals. He kept a record of these withdrawals, and the balance remaining in the account, as follows: Withdrawals Balance left $50 $50 $25 $25 $10 $15 $8 $7 $5 $2 $2 $0 ----- ----- $100 $99 Why are the Totals not tallying?
They are three errirs in this question. Can you find them?
Why is the Hole below a Lock?
What does an Island and the letter T have in common?
What does it mean?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.
