I have Rs.50 and I spend it in the way as below.
What four weights can be used to balance from 1 to 30 pounds?
John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?
You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?
How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?
Can you find the thief by just looking at the picture below?
Find the smallest sentence with all the English alphabet.
What have one eye but still cannot see?
If your uncle’s sister is not your aunt, what relation is she to you?
You see me once in June, twice in November, and not at all in May. What am I?
2 ladies and 2 girls need to cross a river in a boat big enough for 1 LADY or 2 girls. How do they do it?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.