Algebra riddles games

Show Answer One of the father is also a grandfather. What digit is the least frequent between the numbers 1 and 1, inclusive? Show Answer The digit 0. The other digits will have the numbers with repeated digits. What digit is the most frequent between the numbers 1 and 1,? Show Answer The digit 1. This is because we are including the 1 from the number What do you get when you combine Einstein and Pythagoras discoveries?

Riddle: How many sides does a circle have? Answer : Two. The inside and the outside. Riddle: How many times can you subtract the number 5 from 25? Answer : Once, because after you subtract it's not 25 anymore. A Growing Tree. Riddle: When John was six years old he hammered a nail into his favorite tree to mark his height. Ten years later at age sixteen, John returned to see how much higher the nail was. If the tree grew by five centimeters each year, how much higher would the nail be?

Answer : The nail would be at the same height since trees grow at their tops. Riddle: I am four times as old as my daughter. In 20 years time I shall be twice as old as her. Let's say you choose door 2, as shown above. For example's sake, let's say there's a goat in door 1.

The question and the riddle is: should you switch the door that you picked? In other words, in this example, should you now choose door 3? Or, should you stick with your first choice door 2? There actually is a mathematically correct answer to this riddle: You should indeed change your choice. If you don't believe me, just try out our free online Monty hall simulation. The beginning of her journey is shown in the gif below. She will never get to the 1 foot mark because you keep adding smaller and smaller amounts!

Zeno's paradox of Achilles and the Tortoise. Quick summary of riddle: Zeno of Elea BC is known for creating many paradoxes which were debated by mathematicians for centuries. His riddle involving Achilles, the character from Homer's Iliad and a tortoise went something like: The tortoise challenged Achilles to a race and Achilles, full of typical hubris, accepted and even gave the Tortoise a 10 foot head start. Before the race started, the tortoise told Achilles that the reason Achilles would lose is that even though Achilles would be catching up, the tortoise would always be moving ahead.

Therefore, Achilles would always be covering a fraction of the distance between the two. Let's say he covered half of the distance in 1 second 5 feet and then in the next he covered half of the new distance, the remaining 5 feet plus the Tortoise's new distance. In the end, the tortoise convinced Achilles that he could not win the race because although he would be getting closer and closer, he would still always be covering smaller and smaller fractions of the total distance between the two.

Therefore, Achilles forfeited the race. To read this riddle in a modern narrative form click here. How can you add eight 8's to get the number 1,? Show Answer. How to Explain the Riddle. In other words, the one father is both a son and a father. Digit Frequency Part I. Answer to Riddle. For instance the digit 2 appears once between 10 and 19, at And 2 appears once between, 30 and 39 at However, each of the digits 1 through 9 also appear in other numbers in the tens and hundreds place.

Can you determine what happened? The answer is 4. So she gives a him 2nd hint. He goes next door and looks at the house number 13 and says this is still not enough information. Why would he need to go back to get the last hint after seeing the number on the house next door? Answer: After the first hint, there are several different options. When he realizes the sum is 13, the answer is one of two possibilities.

How much were the sunglasses? Riddle: What is the smallest whole number that is equal to seven times the sum of its digits? Answer: That is, the second digit must be twice the first. The smallest possible number is Riddle: A monkey is trying to climb a coconut tree.

He takes 3 steps forward and slips back 2 steps downward. Each forward step is 30 cm and each backward step is 40 cm. How many steps are required to climb a cm tree? Answer: 50 steps. Answer: 4. Riddle: It is 9 am now. Rita studies for 2 hours, takes a bath for 1 hour, and then has lunch for 1 hour. How many hours are left before 9 am tomorrow? Answer: 20 hours. Riddle: There is an empty basket that is one foot in diameter. What is the total number of eggs that you can put in this empty basket?

Answer: Only one egg! Need a break from all that math? Our list of funny riddles is giggle-worthy! Find a set of three different whole numbers whose sum is equal to their total when multiplied. Answer: The three different whole numbers whose sum is equal to their total when multiplied are 1, 2, and 3. Riddle: If you multiply this number by any other number, the answer will always be the same.

What is the number? Answer: Zero. Riddle: A grandfather, two fathers, and two sons went to a movie theater together and everyone bought one movie ticket each. Answer: They purchased 3 tickets. The grandfather is also a father and the father is also a son. Riddle: A small number of cards has been lost from a complete deck.