Saturday, December 4, 2010

Countdown #4

A reminder to read the contest rules ( before attempting to send your answers :)

Countdown #4 - Piece Scales

Value: 2 points

In a non-standard chess game, there are three types of pieces - pawns, knights and rooks. They have non-standard values which cause them to be in balance in the first two situations (scales). How many rooks are needed to replace the question mark to balance the third scale?