Can you spot the man between the coffee bean in the picture below ?
I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?
What begins with T, ends with T, and has T in it?
If 21x = 79x, what is the value of x?
If, 6 / 7 = 2 3 / 9 = 7 8 / 2 = 6 Then 4 / 5 = ?
How could a baby fall out of a twenty-story building onto the ground and live?
The teacher told the student that if he told a lie then he will be expelled from school and if he told the truth then he still is expelled from school. What can a student say to prevent his being expelled from school?
A lily pad doubles in size every day. If on the 60th day, the pond is exactly filled with the lily pad, on what day is the pond exactly half covered?
Can you find the odd number in the following five choices? 1) 482636 2) 259807 3) 865195 4) 104739 5) 391744
John buys rice at Rs.60/kg from Britain and then sells them at Rs.5/kg in India. As a result of this, he becomes a millionaire. How come?
There are 2 sand hourglasses. The small one can measure 5 hours and the large one can measure 7 hours. How can we measure 16 hours with 2 sand hourglasses running together ?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.