Mathematics, 30.09.2019 06:50, rainbowcakes914

At a conference for 500 people, 30% of the participants are french, 15% are americans, 5% are germans, and are of other nationalities. how many french participants are at the conference?

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At a conference for 500 people, 30% of the participants are french, 15% are americans, 5% are german...