:mag: :tophat: The Professor's Puzzle Challenge persists! Puzzle #008 has been successfully deciphered, and a new captivating enigma awaits! :mag: :tophat:
:bridge_at_night: 🗝 Solution to Puzzle #008: "The Enigmatic Coin" 🗝 :bridge_at_night:
Huzzah to all the ingenious puzzlers who unraveled the mystery of the enigmatic coin puzzle! The optimal approach necessitates a minimum of three weighings to ensure the identification of the distinct coin.
Here is the impeccable strategy:
Divide the 27 coins into three groups of nine coins each.
Place two of the groups on the balance scale and compare their weights.
Two potential outcomes:
a) If the two groups balance, the distinct coin resides within the third group. Proceed to step 4.
b) If the two groups don't balance, the distinct coin is in the heavier group. Proceed to step 4.
Take the third group of nine coins and divide it into three groups of three coins each.
Place two of the groups on the balance scale and compare their weights.
Two potential outcomes:
a) If the two groups balance, the distinct coin lies within the third group. Proceed to step 7.
b) If the two groups don't balance, the distinct coin is in the heavier group. Proceed to step 7.
Select the three remaining coins from the group identified in step 6b. Place two of the coins on the balance scale.
Two potential outcomes:
a) If the two coins balance, the remaining coin is the distinct coin and is heavier.
b) If the two coins don't balance, the distinct coin is the one that weighs more.
Splendid job to all those who triumphed over this challenging puzzle! Stay tuned for the next perplexing riddle!
:mag_right: :bridge_at_night: Puzzle #009: "The Puzzling Bridge Crossing" :bridge_at_night: :mag_right:
Under the cover of nightfall, we confront a treacherous rope bridge and a quartet of individuals yearning to traverse it swiftly. Each person possesses a distinct crossing speed, and they are left with a mere 17 minutes to guide everyone to safety.
Here are the particulars:
Person 1 requires 1 minute to cross.
Person 2 requires 2 minutes to cross.
Person 3 requires 5 minutes to cross.
Person 4 requires 10 minutes to cross.
, only two people may cross simultaneously, and the flashlight must accompany them. Additionally, the slower individual determines the overall crossing time for each pair.
Can you devise a strategy to ensure the safe age of all four individuals across the bridge within the allotted 17-minute timeframe? Don your thinking caps, dear puzzlers, and share your solutions in the comments section below!
Best of luck, and may the pursuit of perplexing puzzles be ever in your favour!
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