Find The Next Number in the series: 12 13 15 17 111 113 117 119 123 ?
Why 1729 is a magic number? Answer Logically.
What begins with T, ends with T, and has T in it?
There was an aeroplane crash, every single person died, but two people survived. How is this possible?
What can go through glass without breaking it?
Sherlock Holmes was challenged to make a pre-drawn line smaller without erasing it. He did it in fractions of seconds. How?
In the Chess Board picture below white army is arranged. You need to add a black army on the board such that no piece is under any threat. Note: Army comprised of 1 king, 1 queen, 2 rooks, 2 bishops, 2 knights, and 8 pawns.
An ape is trying to climb on a pole that is 60 feet high. Due to the slippery surface, the ape climbs 3 feet in a minute only to slip back 2 feet. How much time do you think the monkey will take to reach the top of the pole?
Joseph buys three kinds of chocolates for 100 rupees. The first one is priced at 5 rupees, second one at 3 rupees and third one at 0.5 rupees. If he bought 100 chocolates in total, how many pieces do you think he bought each chocolate?
Solve the equation by replacing the alphabet with numbers. MOM + MOM + NO = BOOK=
I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.
