Tag: weighing
Interview Questions
- 12 coins, one fake of unknown weight
- Find the heavy ball among 27 in three weighings
- Eight balls, one heavier, two weighings
- Four weights that measure everything up to 40
- How many weighings to find one heavy coin in 80?
- Find the lighter fake among nine coins
- Nine keys, one is a lightweight
- Ten stacks of coins, one stack fake