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Random Puzzles 


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Puzzle 197 


Last week my wife and I found ourselves stranded on an island, oops!

Unfortunately, we were also stranded with our two sons, with no clear means of rescue.

Luckily, I came across an old rickety boat which I knew could carry either one adult or two children.

How did I rescue my family?

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Puzzle 198 


Can you find a five-digit number that has no zeros, no ones, no digit is repeated, and:

the fourth digit is a quarter of the total of all of the digits the second digit is twice the first digit the third digit is the largest the last digit is the sum of the first two digits

Puzzle Copyright © Kevin Stone

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Puzzle 199 


As the auditor for my local theme park, I noticed that on Saturday there were 4,296 children and 2,143 adults and the takings were £98,718.

However, on Sunday, there were 5,146 children and 2,807 adults and the takings were £122,570.

How much were the children's tickets and adult's tickets?

Puzzle Copyright © Kevin Stone

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Puzzle 200 


What is the 10th prime number?

2, 3, 5, 7, …

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