What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?
If, A + B = C D - C = A E - B = C Based on the above equations, find out the answer for: D + F = ?
When it's bad luck to meet a black cat?
The square root of number 121 is "11". What is the square root of the number "12345678987654321."?
Write the next letter in this sequence. O, T, T, F, F, S, S, E, __ **Hint: It is a Number Series Puzzle
Make eight squares by moving only two matchsticks. Note- Square can be of different sizes.
In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road. How did I get sight of the snake?
Transform the word THINK into BRAIN while changing only one letter at a time in a manner that each of the word in the process is a real word!!!
What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?
Guess the hidden movie name?
A father's child, a mother's child, yet no one's son. Who am I?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.
