meltorres102 meltorres102

16-04-2017
Mathematics

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a sample of 144 firecrackers contained 4 duds. how many duds would you expect in a sample of 1584 firecrackers?

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Аноним Аноним

16-04-2017

396 duds in 1,584 fireworks all together. Divide 1,584 by 4.

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