20 Impossible IQ Questions That Will Test Your Limits

Editorial Note: This article is for informational and educational purposes only and is not a substitute for professional advice. It is written using our own original words, structure, explanations, commentary, insights, opinions, and understanding. Readers are encouraged to exercise discretion and conduct their own due diligence when evaluating any information presented on this site.

Start the Quiz

Think you are a genius? This quiz is designed to test your limits and not just your memory but your way of thinking and ability to solve problems. It will include multiple questions about patterns, puzzles, and various problems that will need you to think outside the box. Try to score at least 15 out of 20 to pass this quiz!

20 Impossible IQ Questions

Instructions: Answer each question by selecting the best choice, proceed through the quiz, and after the last question, click the “Results” button to view your score and review the correct answers.

 

Results

IQ Mastermind

Passed Impossible IQ Questions

 

Congratulations! You scored 15/20 or higher, placing you among the intellectual elite. Your ability to tackle complex problems and think critically is truly impressive. Keep challenging yourself, as your potential is limitless!

IQ Challenger

Failed Impossible IQ Questions

You gave it your best shot, but it looks like these impossible IQ questions got the better of you this time. Don’t be discouraged—use this as motivation to keep learning and improving. With practice, you’ll be ready to take on any challenge!

#1. If you flip a coin 3 times, what is the probability of getting heads all three times?

#2. A farmer has 17 sheep. All but 9 die. How many are left?

You May Also Like

Scientists Found Female Frogs Sometimes Play Dead to Avoid Mating with Unwanted Males — And Here’s the Strange Reason Behind It

Scientists Found Female Frogs Sometimes Play Dead to Avoid Mating with Unwanted Males — And Here’s the Strange Reason Behind It

Read More

#3. A train leaves New York at 60 mph heading towards Chicago. A second train leaves Chicago at 50 mph heading towards New York. If the distance between the two cities is 800 miles, how far from New York do they meet?

#4. If a rope is cut into 6 equal pieces, each piece is 4 meters long. How long was the rope originally?

You May Also Like

The Man Who Lived Alone in the Woods for 27 Years — Just to Feel Peace

The Man Who Lived Alone in the Woods for 27 Years — Just to Feel Peace

Read More

#5. Which of the following fractions is closest to 1?

#6. A bat and a ball cost $1.10 in total. The bat costs $1 more than the ball. How much does the ball cost?

You May Also Like

Science Confirms Dogs Can Sense a Bad Person — They Detect Ill Intentions, Negative Emotions, and Body Language

Science Confirms Dogs Can Sense a Bad Person — They Detect Ill Intentions, Negative Emotions, and Body Language

Read More

#7. If you have three apples and you take away two, how many apples do you have?

#8. If two is company and three is a crowd, what are four and five?

You May Also Like

Scientists Just Found Uranus Might Be Filled With More Methane Than Anyone Expected

Scientists Just Found Uranus Might Be Filled With More Methane Than Anyone Expected

Read More

#9. What is the next number in the sequence: 2, 6, 12, 20, 30?

#10. If you rearrange the letters of “TABLE,” you would get the name of a:

You May Also Like

Scientists Say Evolution Is Real — But Here’s Why Apes in Zoos Haven’t Turned Into Humans

Scientists Say Evolution Is Real — But Here’s Why Apes in Zoos Haven’t Turned Into Humans

Read More

#11. If a clock strikes 6 times in 5 seconds, how long will it take to strike 12 times?

#12. If you multiply all the numbers on a standard telephone keypad, what is the product?

You May Also Like

New Study Reveals That Most Ancient Europeans Had Dark Skin, Hair, and Eyes Until Just 3,000 Years Ago

New Study Reveals That Most Ancient Europeans Had Dark Skin, Hair, and Eyes Until Just 3,000 Years Ago

Read More

#13. If you divide 30 by half and add 10, what is the result?

#14. Which of the following numbers is a perfect square?

You May Also Like

Scientists Just Found an Alien-Like Sea Predator Under the Pacific Ocean — And Named It ‘Darkness’

Scientists Just Found an Alien-Like Sea Predator Under the Pacific Ocean — And Named It ‘Darkness’

Read More

#15. Which of the following words is a palindrome?

#16. If John’s father has five sons named Alan, Bryan, Chris, Dave, what is the name of the fifth son?

You May Also Like

The World’s Longest-Running Evolution Experiment Has Now Passed Over 80,000 Generations — Here’s What Researchers Found

The World’s Longest-Running Evolution Experiment Has Now Passed Over 80,000 Generations — Here’s What Researchers Found

Read More

#17. What is the missing letter in the sequence: A, C, F, J, O, _?

#18. Which of the following numbers is a prime number?

You May Also Like

Why Did Early Humans Start Walking on Two Legs 6 to 7 Million Years Ago? — Here’s What Scientists Think

Why Did Early Humans Start Walking on Two Legs 6 to 7 Million Years Ago? — Here’s What Scientists Think

Read More

#19. What is the next number in the series: 1, 4, 9, 16, 25, _?

#20. What is the smallest number that can be divided by 1, 2, 3, 4, 5, and 6 without leaving a remainder?

Previous
Finish

You May Also Like

Scientists Say Our Brains Are 13% Smaller Than They Were 100,000 Years Ago

Scientists Say Our Brains Are 13% Smaller Than They Were 100,000 Years Ago

Read More

About the Quiz

How did you fare in the quiz? Well, whether you passed or failed the test, it shows that you are willing to test your abilities and problem-solving skills, showing us that you have the passion and interest to be better. Remember there’s always room to improve. Keep on challenging yourself and be the best version.

Related: Random Knowledge Quiz with Answers: Can You Score 20/20?

Daily Recommended Resources

Affiliate Disclosure: This section contains affiliate links. As an Amazon Associate, we earn from qualifying purchases. If you click one, we may earn a commission at no cost to you.

A Short History of Nearly Everything
by Bill Bryson
Rated by 417,854+ Readers
Learn More →
Sapiens [Tenth Anniversary Edition]: A Brief History of Humankind
by Yuval Noah Harari
Rated by 1,232,979+ Readers
Learn More →
The Order of Time
by Carlo Rovelli
Rated by 37,566+ Readers
Learn More →

Christian Ashford

Christian Ashford is a writer and researcher at Webpreneurships.com, a tech, information, and media company dedicated to publishing educational, informational, and curiosity-driven content. With a Bachelor of Science in Computer Science degree and experience in academic research, he combines technical expertise with a passion for exploring knowledge about the world and beyond. For over 13 years, Christian has researched, written, and edited hundreds of articles on science, history, business, technology, human origins, and more.

6 thoughts on “20 Impossible IQ Questions That Will Test Your Limits”

  1. Definitely errors! Please review your numbers 8, 13 and 18. Not the first I’m seeing this too so really need to look at your quality assurance

    Reply
    • Thank you for the feedback, the quiz shuffles questions and choices to change it up from time to time which sometimes results in errors. We will definitely fix it! Thanks

      Reply
  2. My predecessors are definitely right.You should check the competence of
    the authors of the quizzes way before publishing.
    I found many wrong answers as well.Good luck and be more exigent with the quality of question/answer attitude.Regards,Valentin

    Reply

Leave a Comment