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Mathematics, 15.04.2021 15:50 bettybales1986

A bag contains 9 blue marbles and 36 green marbles. If a representative sample contains 3 blue marbles, then how many green marbles would you expect it to contain? Explain.

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A bag contains 9 blue marbles and 36 green marbles. If a representative sample contains 3 blue marb...
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