You know three triplets: Frank John and Wayne (need to return your money). Frank always tells the truth while John and Wayne always lie. You meet one of them on the road and can ask him a three-word question. Which question, will you ask?
What is black when you buy it, red when you use it, and gray when you throw it away?
During which month do people sleep the least?
Move four matchsticks to the below square to form three squares?
Decode below rebus D N A T S , D
I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?
What number when divided in half becomes zero?
What work can one never finish?
Can you find out the missing number? ? 4 5 3 5 9 5 7 10 3
Decode the below four famous ciphers: 8P of the SS 1M of the E 1S of the SS 60M in 1H
If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten. How is this possible?
The inventor of the Rubik’s Cube didn’t realize he’d built a puzzle until he scrambled it the first time and tried to restore it.
