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Mathematics, 02.11.2019 03:31 aorilneedshelp6636

Abox contains 720 marbles. the result of 20 marbles pulled at random from the box is given below:
5 red
6 blue
3 green
4 black
2 yellow

based on this information, how many yellow marbles could be expected in the box?

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Abox contains 720 marbles. the result of 20 marbles pulled at random from the box is given below:
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