43 Riddles of Maths with Answers Only the Smartest Can Get Right

Have you ever wondered how math riddles can really test your wits? If you’re someone who loves to solve tricky puzzles and think critically, then you’re in the right place! Math riddles are a fun and effective way to sharpen your brain and boost your problem-solving skills. In this article, you’ll find 43 examples of Riddles of Maths with Answers with answers that will make you think, challenge your logic, and maybe even stump you. So, are you ready to give your mind a workout and see how many of these Riddles of Maths with Answers you can crack? Let’s dive in!

Riddles of Maths with Answers

Riddles of Maths with Answers

1. Riddle: I am an odd number. Take away one letter, and I become even. What number am I?
2. Riddle: If two’s company, and three’s a crowd, what are four and five?
3. Riddle: I am not alive, but I grow. I don’t have lungs, but I need air. I don’t have a mouth, but water kills me. What am I?
4. Riddle: What comes once in a minute, twice in a moment, but never in a thousand years?
5. Riddle: A father is 30 years older than his son. In 6 years, the father will be three times as old as his son. How old are they now?
6. Riddle: What has keys but can’t open locks?
7. Riddle: What has a head and a tail but no body?
8. Riddle: How many months have 28 days?
9. Riddle: A clock chimes once every hour. How many times will it chime in 24 hours?
10. Riddle: I am a three-digit number. My tens digit is five more than my ones digit, and my hundreds digit is eight less than my tens digit. What number am I?
11. Riddle: How many sides does a circle have?
12. Riddle: If you have a match, and you want to light a candle, what do you need to do first?
13. Riddle: What is always in front of you but can’t be seen?
14. Riddle: How many times can you subtract 5 from 25?
15. Riddle: What comes down but never goes up?
16. Riddle: I have branches, but no fruit, trunk, or leaves. What am I?
17. Riddle: What can travel around the world while staying in the corner?
18. Riddle: How many 2-cent stamps are there in a dozen?
19. Riddle: A man gave one son 10 cents and another son was given 15 cents. What time is it?
20. Riddle: What comes once in a year, twice in a week, but never in a day?
21. Riddle: If you multiply this number by any other number, the answer will always be the same. What number is this?
22. Riddle: I am tall when I am young, and short when I am old. What am I?
23. Riddle: The more of this there is, the less you see. What is it?
24. Riddle: If there are 3 apples and you take away 2, how many do you have?
25. Riddle: How can you add eight 8’s to get the number 1000?
26. Riddle: What goes up but never comes down?
27. Riddle: What has many keys but can’t open a single lock?
28. Riddle: If you have a bowl with 6 apples and you take away 4, how many do you have?
29. Riddle: What starts with a P, ends with an E, and has millions of letters?
30. Riddle: How much dirt is in a hole that measures 3 feet by 4 feet by 5 feet?
31. Riddle: If 2’s company and 3’s a crowd, what are 4 and 5?
32. Riddle: You see a house with two doors. One door leads to a room filled with fire, and the other door leads to a room filled with deadly gas. Which door do you open?
33. Riddle: What is the next number in the sequence: 2, 3, 5, 7, 11, ___?
34. Riddle: I am not alive, but I grow. I don’t have lungs, but I need air. What am I?
35. Riddle: If a plane crashes on the border between the U.S. and Canada, where do they bury the survivors?
36. Riddle: What is the smallest positive number that can be evenly divided by all numbers between 1 and 10?
37. Riddle: How many letters are in the alphabet?
38. Riddle: What comes down but never goes up?
39. Riddle: If a brother and sister have the same birthday, and the brother is 3 years older, how is that possible?
40. Riddle: A car drives 10 miles south, 10 miles west, 10 miles north, and then 10 miles east. How many miles has the car driven in total?
41. Riddle: What is heavier, 10 pounds of feathers or 10 pounds of bricks?
42. Riddle: If there are 100 people in a room and 99 leave, how many are left?
43. Riddle: A farmer has 17 sheep, and all but 9 die. How many sheep are left?

Riddles of Maths with Answers

Answers and Explanations

1. Answer: Seven. (If you remove the “S,” you get “even.”)
2. Answer: Nine. (Four and five make nine.)
3. Answer: Fire. (It grows, needs air, and is extinguished by water.)
4. Answer: The letter “M.” (It appears once in a minute, twice in a moment, and never in a thousand years.)
5. Answer: The father is 36, and the son is 6 years old. (In 6 years, the father will be three times the son’s age.)
6. Answer: A piano. (It has keys but can’t open locks.)
7. Answer: A coin. (It has a head and a tail but no body.)
8. Answer: All of them. (Every month has at least 28 days.)
9. Answer: 24 times. (The clock chimes once every hour for 24 hours.)
10. Answer: 194. (The hundreds digit is 1, the tens digit is 9, and the ones digit is 4.)
11. Answer: A circle has no sides.
12. Answer: Light the match first. (You need a match to light the candle.)
13. Answer: The future. (It’s always ahead of you but can’t be seen.)
14. Answer: Once. (After you subtract 5 once, you’re left with 20.)
15. Answer: Rain. (It comes down but doesn’t go up.)
16. Answer: A bank. (It has branches but no fruit, trunk, or leaves.)
17. Answer: A stamp. (It stays in the corner of an envelope.)
18. Answer: 12. (There are 12 two-cent stamps in a dozen.)
19. Answer: It’s 1:45. (One son was given 10 cents, and the other 15 cents—making the time 1:45.)
20. Answer: The letter “E.” (It comes once in a year, twice in a week, and never in a day.)
21. Answer: Zero. (When multiplied by any number, zero always equals zero.)
22. Answer: A candle. (It’s tall when young and short when old.)
23. Answer: Darkness. (The more darkness there is, the less you see.)
24. Answer: Two. (You have two apples after you take away 2.)
25. Answer: 888 + 88 + 8 + 8 + 8 = 1000.
26. Answer: Your age. (It goes up but never comes down.)
27. Answer: A piano. (It has many keys but can’t open a lock.)
28. Answer: Two. (You took away 4 apples, so you still have 2.)
29. Answer: The Post Office. (It starts with a P, ends with an E, and has millions of letters.)
30. Answer: There is no dirt in a hole.
31. Answer: 9. (Four and five make 9.)
32. Answer: The door with the fire. (You would open the door with deadly gas, but the question is about surviving.)
33. Answer: 13. (The next number is 13, following the prime number pattern.)
34. Answer: Fire. (It grows, needs air, and is extinguished by water.)
35. Answer: You don’t bury survivors. (Survivors are alive.)
36. Answer: 2520. (It’s the least common multiple of numbers 1 through 10.)
37. Answer: 26. (There are 26 letters in the English alphabet.)
38. Answer: Rain. (It comes down but doesn’t go up.)
39. Answer: They are twins. (The brother and sister share the same birthday but one is older.)
40. Answer: 40 miles. (10 miles in each direction makes 40 miles in total.)
41. Answer: They weigh the same. (They both weigh 10 pounds.)
42. Answer: One person is left. (The room originally had 100 people, and 99 left.)
43. Answer: Nine sheep. (All but 9 die, so 9 are left.)

Conclusion
These 43 math riddles are designed to challenge your mind and test your ability to think critically. Whether you’re a math enthusiast or just someone who loves puzzles, these riddles are sure to give you a fun and rewarding brain workout. How many did you solve without peeking at the answers? Keep practicing, and you’ll be a math riddle expert in no time!