Add new comment

Comment

Minimum number of weighings...
It's one. Weigh one ball on each side. If you're trying to do this in the smallest number possible, we'll, you weigh the two, one is heavier and you're done. It's only got a 25% chance of working but it's the still the minimum.

Filtered HTML

  • Web page addresses and email addresses turn into links automatically.
  • Allowed HTML tags: <a href hreflang> <em> <strong> <cite> <code> <ul type> <ol start type> <li> <dl> <dt> <dd>
  • Lines and paragraphs break automatically.
  • Want facts and want them fast? Our Maths in a minute series explores key mathematical concepts in just a few words.