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

Vandaag is het 19 January 2018

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Pole vaulting - science puzzle

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   Rating: 2.9/5.0

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What is the maximal height a pole vaulter could theoretically jump? Would it ever be possible that a pole vaulter passes the height of 10 meter? pole vaulter

Sequences - math puzzle

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   Rating: 3.0/5.0

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What are the next numbers in the following sequences?
a: 77, 143, 221, 323, 437
b: 1, 5, 32, 288, 3413
c: 827, 23, 11, 6, 3
d: 2, 3, 5, 11, 31
e: 100, 121, 144, 202, 244

Bob and John - math puzzle

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   Rating: 3.2/5.0

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Bob and John form a team together. Bob is as old as John will be when Bob is twice as old as John was when Bob was half as old as the sum of their current ages. John is as old as Bob was when John was half as old as he will become over ten years.

How old are Bob and John?