Riddles > Math Riddles

Math Riddles with answers

Welcome to the math riddles section! Here you'll find riddles with answers from all the corners of mathematics to challenge your math skills with.

Square Plus Square
Riddle:
Take two numbers, such that the square of the first, plus the square of the second, shall equal 8; while the first, plus the product of the first and second, shall equal 6. What are the two numbers?
Show Hint
Show Answer
Like Solving Fun, Challenging Riddles?
Did you mean:
Continue With: Google
By continuing, you agree to our T&C and Privacy Policy
Twice as Old as Me
Riddle:
When my father was 31 I was 8. Now he is twice as old as me. How old am I?
Show Answer
What's the Next Number?
Riddle:
2, 3, 5, 9, 17, _ What is the next number in the sequence?
Show Answer
Nonstop Trains
Riddle:
A nonstop train leaves Moscow for Leningrad at 60 mph. Another nonstop train leaves Leningrad for Moscow at 40 mph. How far apart are the trains 1 hour before they pass each other?
Show Answer
A Fast Grower
Riddle:
There is a creature which could double its size every day. So, if the creature is put in a tank then it will fill the tank in 10 days. How many days would it take for the creature to fill a half and how many days to fill a quarter of the tank?
Show Hint
Show Answer
Four Daughters
Riddle:
Mary has four daughters, and each of her daughters has a brother. How many children does Mary have?
Show Answer
The Sum is Always Me
Riddle:
When I get multiplied by any number, the sum of the figures in the product is always me. What am I?
Show Answer
The Wedding Shower Present
Riddle:
Janie's friends were chipping in to buy her a wedding shower present. At first, 10 friends chipped in, but 2 of them dropped out. Each of the 8 had to chip in another dollar to bring the amount back up. How much money did they plan to collect?
Show Answer
Three Daughters and Three Clues
Riddle:
A man has three daughters. A second, intelligent man, asked him the ages of his daughters. The first man told him that the product of their ages (them all multiplied together,) was 36. After thinking the second man was unable to find the answer and asked for another clue. The first man replies the sum of their ages is equal to his house door number. Still the second man was unable to answer and asked for another clue. The first man told him that his youngest daughter had blue eyes, and suddenly second man gave the correct answer. What were the ages of the first man's 3 children?
Show Hint
Show Answer
A Hundred Stones
Riddle:
A hundred stones are placed, in a straight line, a yard distant from each other. How many yards must a person walk, who undertakes to pick them up, and place them in a basket stationed one yard from the first stone?
Show Answer
Pizza for Golf
Riddle:
Mickey and Donald decided to take a break from shooting cartoons and played several golf matches against each other in a week. They played for a pizza at each match, but no pizzas were purchased until the end of the week. If at any time Mickey and Donald had the same number of wins, those pizzas were canceled. Mickey won four matches (but no pizzas), and Donald won three pizzas. How many rounds of golf were played?
Show Hint
Show Answer
Three Matches to Four
Riddle:
Three matches are sitting on a table. Without adding another make for three matches four. You are not allowed to break any of the matches.
Show Answer
Product Equals Sum
Riddle:
Our product and our sum always give the same answer. Who are we?
Show Answer
Make the Equation True
Riddle:
81 x 9 = 801. What must you do to make the this equation true?
Show Answer
Adding Eights
Riddle:
Can you write down eight eights so that they add up to one thousand?
Show Answer
Subtracting from 25
Riddle:
How many times can you subtract the number 5 from 25?
Show Hint
Show Answer
The Magic Number Pattern
Riddle:
One is to three as three is to five and five is to four and four is the magic number. What is the pattern here?
Show Hint
Show Answer
Sides of a Circle
Riddle:
How many sides does a circle have?
Show Answer
Two For the Company and Three for the Crowd
Riddle:
If two is a company and three is a crowd, what is 4 and 5?
Show Answer
365 Apples
Riddle:
A man has 365 apples. You take away 31, how many apples do you have?
Show Hint
Show Answer
The Business of Horses
Riddle:
A businessman buys a horse for $10 and sells it for $20. He then buys the same horse for $30 and sells it for $40. How much has the businessman earned in these 2 deals?
Show Answer
Greeting Twins
Riddle:
Two people are walking towards each other on a beach. They are both completely identical. Who will be the first to greet the other?
Show Hint
Show Answer
The Two Kids
Riddle:
Mr. Thompson has 2 children. One of them is a boy. What are the odds the second kid is also a boy?
Show Answer
A Bunch of Babies
Riddle:
If you have two twins, three triplets and four quadruplets, how many people do you have?
Show Hint
Show Answer
The Pawn Shop
Riddle:
Jack had only $2, but he needed $3 for his cab fare home. He went to a pawn shop and pawned his $2 for $1.50. Jack then bumped into Don and told him that he would sell him his $2 pawn ticket for $1.50. Dan agreed. Since Jack started out with $2, and he ended up with $3, who is out the extra dollar and why?
Show Hint
Show Answer
The Handshakers
Riddle:
If seven people meet each other and each shakes hands only once with each of the others, how many handshakes will there have been?
Show Hint
Show Answer
The Doors of Nine
Riddle:
A new medical building containing 100 offices had just been completed. Mark was hired to paint the numbers 1 to 100 on the doors. How many times will Mark have to paint the number nine?
Show Hint
Show Answer
A 2 Number Riddle
Riddle:
Take two numbers, such that the square of the first, plus the square of the second, shall equal 8; while the first, plus the product of the first and second, shall equal 6. What are the two numbers?
Show Hint
Show Answer
The Bubble Boy
Riddle:
If a boy blows 18 bubbles, then pops 6 eats 7 and then he pops 5 and blows 1. How many are left?
Show Hint
Show Answer
Back
Like Solving Fun, Challenging Riddles?
Did you mean:
Continue With: Google
By continuing, you agree to our T&C and Privacy Policy
Contact us | Help | About us | Terms | Privacy policy | Categories | Archive | Collections