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9 votes
How can we find out the mass of the marble

User Kimo
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1 Answer

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27 votes

In a collection of marbles, 25% of the marbles have a mass of 5.00 g and 75% of the marbles have a mass of 7.00 g. The average mass of a marble is 6.50 g.

User Martijn Hiemstra
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