System Webmaster
Jun 8, 2011
Ball Bearings?
You Have 8 Ball Bearings And A Set Of Tip Scales
All 8 Ball Bearings Are The Same Size And Colour
Except One Of The Ball Bearings Is Lighter Than The Rest
You’re Only Allowed To Weigh The Ball Bearings Twice
To Find Out Which Ball Bearing Is The Lightest
How Do You Do This
All 8 Ball Bearings Are The Same Size And Colour
Except One Of The Ball Bearings Is Lighter Than The Rest
You’re Only Allowed To Weigh The Ball Bearings Twice
To Find Out Which Ball Bearing Is The Lightest
How Do You Do This
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