You have eight coins. They all look identical, but one is a fake and is slightly lighter than the others. Explain how you can use a balance scale to determine which coin

Advanced fake-coin problem There are n ≥ 3 coins identical in appearance; either all are genuine or exactly

Fake-Coin Problem

SOLVED: There are 9 identical-looking coins, only one of which is

There are 1200 elephants in a herd. Some have pink and green

Solved: 10. Find the Fake Coin. You have eight coins. They all look identical, but one is a fake [algebra]

One out of three identical coins is fake. We know that the fake

mathematics - 1 Fake Coin among N Amount of coins - Puzzling Stack Exchange

Riddle of the Week #4: The Thief and the Scale

Compare and contrast the procedure used to multiply a trinom

weighing - Breaking Balance (Part C-minor: easy version!) - Puzzling Stack Exchange