Balls in Bag
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A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?
We will need to pick at least 59 balls.
56 = 8 * 7 (8 balls of all other colors except red)
3 red balls (as per the selection requirement)
Total = 59.
Your Answer
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