You have four chains of three links each. Although it is difficult to cut the links, you wish to make a single loop with all 12 links.
What is the fewest number of cuts you must make to accomplish this task?
Riddle AnswerMath Riddles
The Jeweler and the Five Rings
A king asks a learned man to visit his palace, to which the learned man responds: “I will come some day next month, but I will not tell you on which day. Further, you must give me gold in grams equal to the date on which I come.”
In preparation for the visit, the king demands that his jeweler make gold rings of 1 to 31 grams.
The wise jeweler made only 5 rings. What are their weights?
Riddle AnswerFour Fruits
In a contest, four fruits (an apple, a banana, an orange, and a pear) have been placed in four closed boxes (one fruit per box). People may guess which fruit is in which box. 123 people participate in the contest. When the boxes are opened, it turns out that 43 people have guessed none of the fruits correctly, 39 people have guessed one fruit correctly, and 31 people have guessed two fruits correctly.
How many people have guessed three fruits correctly, and how many people have guessed four fruits correctly?
Riddle AnswerCorrect Time
My watch had stopped at 10 o’clock. In two minutes time it will be twice as many minutes short of 11 as it was past 10 o’clock 25 minutes ago. What was the correct time?
Riddle Answer