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Numerical Reasoning

Numerical Reasoning

Number sequences, percentages and quantity puzzles that get harder as you go. A practice set for fun — not an official or clinical IQ test.

12 questions12 minMediumKnowledge

What's inside this quiz

12 questions in the IQ & Logic category, about 12 min. Here are the questions you'll answer — correct answers and explanations appear as you play.

See the questions
  1. What comes next? 2, 4, 6, 8, ?
  2. What comes next? 3, 6, 12, 24, ?
  3. What comes next? 1, 4, 9, 16, ?
  4. What comes next? 1, 1, 2, 3, 5, 8, ?
  5. What comes next? 2, 3, 5, 7, 11, 13, ?
  6. After a 20% discount, a shirt costs 40. What was its original price?
  7. What comes next? 100, 95, 85, 70, ?
  8. The average of four numbers is 10. Three of them are 8, 9 and 12. What is the fourth?
  9. A number is tripled, then 7 is subtracted, giving 20. What was the number?
  10. 3 painters paint 3 walls in 3 hours. At the same pace, how long do 6 painters take to paint 6 walls?
  11. A class of 40 pupils has boys and girls in the ratio 3 : 5. How many girls are there?
  12. What comes next? 2, 6, 7, 21, 22, 66, ?

Instructions

Suggested time: 12 minutes. 12 questions, from easy to hard. Work it out in your head or on paper; no calculator needed. An explanation appears after every answer. This is a non-standardized practice set for entertainment and training; it does not measure or produce an IQ score.

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