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That’s wrong. *silent judgment*
In his pocket, a boy has 3 red marbles, 4 blue marbles, and 4 green marbles. How many will he have to take out to ensure that he has taken out at least 1 of each color?
The right answer is: 9
Taking out 3 of each color will ensure that he has 1 of each color. Thus, he needs to take out 9 marbles, in all.
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