Logic puzzles, riddles, math puzzles and brainteasers - pzzls.com

Vandaag is het 29 March 2024

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Number magic - math puzzle

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   Rating: 2.8/5.0

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If you multiply me by 2, subtract 1, and read the reverse the result you'll find me. Which numbers can I be?

Apple - math puzzle

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   Rating: 2.6/5.0

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Eric has a perfect spherical shaped apple. With a cilindrically shaped drill bit he removes the core of the apple. A cilindrically shaped hole remains, the center of this hole is exactly at the center of the apple. Eric measures the length of the hole with a piece of rope. It turns out to be exactly 8 cm. What is the volume of the remaining apple? apple

Straight line sum - math puzzle

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   Rating: 3.3/5.0

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streepjessom
Correct the equation above by inserting one straight line.