The day before yesterday I was 25 and the next year I will be 28. This is true on only one day in a year. What day is my birthday?
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 AnswerBrothers and Sisters
Julie says to her brother Pete: “I have as many sisters as brothers.”
“Yeah, well,” replies Pete: “I’ve got twice as many sisters as I have brothers.”
How many sisters and brothers are there?
Riddle Answer