Critical Thinking Puzzles: Three Choices with One Coin

February 7, 2015

At a restaurant, how could you choose one out of three desserts with equal probability with the help of one single coin?

Noggin Noddlebright said...: Flip the coin twice.
HH = 1st dessert.
HT = 2nd dessert.
TH = 3rd dessert.
TT = Start over.; February 11, 2015 at 9:30 AM
Anonymous said...: Yup, binary.
00 nothing
01 dessert 1
10 dessert 2
11 dessert 3; April 4, 2015 at 12:12 AM
Anonymous said...: heads is dessert 1
tails is dessert 2
the side of the coin is dessert 3; April 23, 2015 at 6:08 AM