A bag contains 64 balls of 8 different colors . There are eight of each color (including red ) . What is the least number of balls one must pick, without looking ,to be sure of selecting 3 red balls?
A bag contains 64 balls of 8 different colors . There are eight of each color (including red ) . What is the least number of balls one must pick, without looking ,to be sure of selecting 3 red balls?
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