Only People With an IQ of 140+ Can Solve These 20 Quiz Questions

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Start the Quiz

This quiz is designed to challenge even the best and brightest people. If you can pass this quiz you are more than likely closer to a genius-level intellect than an average person. The quiz includes a mix of topics such as mathematics, logical puzzles, brain teasers, and general knowledge facts. Think you’ve got what it takes? Let’s find out!

Can You Solve These 20 Quiz 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 your answers.

 

Results

Genius Level Achieved: You Have an IQ of 140

challenging IQ quiz genius level

Congratulations! Scoring high on this challenging IQ quiz shows that you truly possess an exceptional mind. Your ability to solve complex problems, decipher logical puzzles, and grasp difficult concepts is remarkable. Keep pushing the boundaries of your intellect!

Good Try, but Keep Sharpening Your Skills

challenging IQ quiz failed

You’ve done well, but there’s always room to grow! You’ve demonstrated strong problem-solving abilities, but a few tricky questions may have caught you off guard. Keep honing your skills, and soon you’ll be acing even the toughest challenges.

#1. Solve the following riddle: I speak without a mouth and hear without ears. I have no body, but I come alive with wind. What am I?

#2. A train travels at 60 miles per hour. How far will it travel in 45 minutes?

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#3. Which number is the odd one out: 7, 12, 19, 29, 39?

#4. Which of these numbers is a perfect square?

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#5. In a race of 5 horses, how many different possible outcomes (first, second, third, fourth, fifth) are there?

#6. A man is looking at a photograph of someone. His friend asks who it is. The man replies, “Brothers and sisters, I have none. But that man’s father is my father’s son.” Who is in the photograph?

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#7. Which planet has the largest number of moons?

#8. What number comes next in the sequence: 4, 16, 36, 64, __?

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#9. Which of the following words is an anagram of “Listen”?

#10. If you have a cube, how many edges does it have?

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#11. What is the result of the following expression: (8 + 2) × (5 – 3)?

#12. A jar contains 3 red, 5 blue, and 7 green marbles. If you pick one marble at random, what is the probability it will be blue?

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#13. Which one of the following is not a prime number?

#14. What is the chemical symbol for the element with atomic number 26?

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#15. If two sides of a triangle are 8 cm and 15 cm, what could be the length of the third side?

#16. If 5x + 3 = 18, what is the value of x?

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#17. A clock shows the time as 3:15. What is the angle between the hour and minute hands?

#18. What is the next term in the following series: 2, 6, 12, 20, __?

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#19. Which of these puzzles is based on logical deduction?

#20. Which of the following is the smallest fraction?

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About the Quiz

Congratulations on completing this very hard quiz no matter what your score is, tackling this quiz is a great way to challenge your brain and expand your knowledge and skill set. Keep striving for excellence and remember that every question brings you the potential to get closer to your peak intellectual capabilities.

Related: Only a Real Prodigy Can Score More than 15/20 on This Complex Quiz

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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.

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