What do you get if you add 2 to 100 four times?
Andrew’s doctor gives him three pills and tells him to take one every half hour. How much time will have passed by the time Andrew’s taken all three pills?
Using Only Five 5's and any mathematical operator make sum as 37
There are six people in a family namely M, N, O, P, Q and R. R and O are brother and sister. N is the brother of Q's husband. P is the father of M and grandfather of R. How many male members are in the family?
Can you decipher the below rebus? PBLUESAISNUERSES
You’ll find me on Mercury, Earth, Mars, Jupiter, Saturn, and Uranus. But never Neptune, or Venus. What am I?
Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?
Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?
Use only one mathematical symbol and all numbers (0-9) to get a sum of 99
Can you find out the missing number? ? 4 5 3 5 9 5 7 10 3
A mother is 21 years older than her child. In exactly 6 years from now, the mother will be exactly 5 times as old as the child. Where's the father?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.