brisleykatieee brisleykatieee

31-01-2018
Mathematics

contestada

out of 840 discs tested, 38 are defective. estimate the number of defective discs in a batch of 43000

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karkarkittykat karkarkittykat

31-01-2018

About 195 since its an estimate. :)

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Аноним Аноним

31-01-2018

proportion of 840 over 38 and 43000 over x.
1,945 would be defective.
Hope this helps and please give brainliest!

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