asked 84.2k views
0 votes
7 tennis balls are identical in every way, except that one of them weighs slightly less than the other 6. How can you identify the lightweight ball with no more than two separate weighings using a balance scale?

This is a brainteaser.

1 Answer

4 votes
um....I suppose put each ball onto the balance scale until you find the correct one.
answered
User Brian Smith
by
7.4k points
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.