You have 8 balls numbered 1, 3, 5, 7, 9, 11, 13 and 15. Select 3 balls and put them into the circles such that the sum of the numbers on them add up to 30.
Good Riddles
12 Black Socks and 8 Blue Ones
You wake up one morning and there’s been a power outage. You know you have 12 black socks and 8 blue ones. How many socks do you need to pull out before you’ve got a match?
Riddle AnswerSpy, Liar and Truthteller
Alice, Bob and Charlie are one of each type:
- a truth teller (always tells the truth)
- a liar (always lies)
- and a spy (can lie or tell the truth)
They make the following statements:
Alice: I am not a truth teller.
Bob: I am not a spy.
Charlie: I am not a liar.
What type is Charlie?
- Truth teller
- Liar
- Spy
- There is not enough information
Straight Line of People
Neal is standing in a straight line of people. Counting from the front, he is the 4th person; and counting from the back he is the 11th person.
How many people are in the line?
Riddle Answer5 Islanders
Alex came across 5 islanders, all of whom knew one another and would only answer yes-or-no questions.
What is the minimum number of questions Alex needs to ask, to successfully determine how many of the islanders are paladins?
Riddle Answer