Brainteasers10 randomly selected Brainteasers questions for quizmasters. New random selection made weekly. Next update: Monday 8th June 2026 (Please note: Questions are taken from our database of previous quizzes. Some questions and answers may be outdated.) |
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| 1. | At a party, 10 men shake hands with each other. They all get to shake everyone's hand. No two people shake hands with each other more than once. How many total handshakes are there? |
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45 (9+8+7+6+5+4+3+2+1) | |
| 2. | Santa prefers candy cane to mixed nuts, apple pie to fruitcake, roast turkey to Beef Wellington. Will he prefer mince pies, Dundee cake, or Christmas pudding? |
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Dundee cake (He prefers things with three syllables) | |
| 3. | What is the 4-digit number in which the first digit is one-fifth the last, and the second and third digits are the last digit multiplied by 3? (Hint: The sum of all digits is 12.) |
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1155 | |
| 4. | Find words to fit the clues. Each group of crosses are replaced with the same three-letter word. What three-letter word replaces XXX? a. _ _ X X X (Expression of indifference) b. _ X X X _ _ (Economical) c. _ X X X _ _ _ (A South American country) |
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RUG (a. Shrug b. Frugal c. Uruguay) | |
| 5. | A lottery cage contains 10 balls, numbered 0 to 9. Four balls are drawn and placed in the order they were drawn to reveal a 4-digit winning number. What are the odds of winning? |
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5,040 to 1 (10×9×8×7) | |
| 6. | What is the missing number? |
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1 or 8 (17×17=289 18×18=324 19×19=361 or 9-8+1=2 4-2+1=3 8-6+1=3) | |
| 7. | John bought 4 mangoes and 3 limes for 69 baht. The next day, he bought 3 mangoes and 4 limes for 64 baht. How much did each mango and lime cost? |
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Mangoes 12 baht / Limes 7 baht | |
| 8. | In a child’s bedroom there is a row of seven cuddly toys. The Toad is between the Elephant and the Fox. The Dog is at the beginning of the row. The Bear is before the Rabbit, and the Monkey is between the Elephant and the Dog. What is the order of the seven toys? |
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Dog, Monkey, Elephant, Toad, Fox, Bear, Rabbit. | |
| 9. | What number should replace the question mark below? |
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48.75 ((num1 × num2) + (num1 ÷ num2)) | |
| 10. | If FP=10 and HX=16, what does DS=? |
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15 (the count of letters alphabetically between each letter) | |
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