Puzzle 245
If 7 ingots of IRON weigh 112 tonnes, 4 ingots of COBALT weigh 104 tonnes and 3 ingots of GOLD weigh 54 tonnes.
How heavy are 5 ingots of TIN?
Puzzle Copyright © Kevin Stone
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Hint
Start by looking at the consonants and vowels (AEIOU).
Answer
65 tonnes.
Vowels (AEIOU) are worth 3 and consonants are worth 5, added together and then multiplied by the number of ingots.
So TIN has 1 vowel (worth 3) and 2 consonants (worth 10).
Added gives 13, then multiplied by 5 ingots = 65.
Puzzle 246
Can you guess what the following abbreviations mean
COM DRA ADV ACT SPO MUS HOR SCI
Puzzle Copyright © Alan Stillson
Website: www.stillsonworks.com
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Answer
Movie types: comedy, drama, adventure, action, sports, musicals, horror, science fiction.
Puzzle 247
School Reunion '62 – All Logic Puzzles
During a recent school reunion, four friends were discussing their starting salaries.
The salaries in question were, 8, 10, 12 and 14 thousand pounds per year.
The MP earned the most.
Alex earned more than Billie and the doctor earned more than Drew, the vet.
Billie, the lawyer, did not start on £10,000 nor did Drew.
And Chris couldn't remember.
Can you determine who has which job and their starting salaries?
Puzzle Copyright © Kevin Stone
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Answer
Name Profession Salary
Alex MP £14,000
Billie lawyer £12,000
Chris doctor £10,000
Drew vet £ 8,000
Puzzle 248
I recently gave a new watch to my friend for their birthday.
However, as usual with my presents, it was quite useless as it gains 6 minutes every hour.
I set it using my own accurate clock at midnight, and the watch now shows 8:26am.
I know that it stopped 30 minutes ago, so what is the correct time now?
Puzzle Copyright © Kevin Stone
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Hint
How many watch minutes pass in a real hour?
Answer
8:10am.
Reasoning
The watch now shows 8:26am, so we know that 8 x 60 + 26 = 506 watch minutes have passed.
Since the watch is gaining 6 minutes every hour, for every real hour that has passed, the watch will show 66 minutes.
So, 506 ÷ 66 ≈ 7.666 real hours have passed.
This equals 460 minutes, which is 7 hours and 40 minutes = 7:40am.
The watch stopped 30 minutes ago, therefore the time must now be 8:10am.