A quality control technican checked a sample of 30 bulbs. Two of the bulbs were defective. If the sample was representative, find the number of bulbs expected to be defective in a case of 450.

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asked Mar 14, 2020 6.1k views

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A quality control technican checked a sample of 30 bulbs. Two of the bulbs were defective. If the sample was representative, find the number of bulbs expected to be defective in a case of 450.

Mathematics
middle-school

Gus E asked

by Gus E

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Answer:30

Step-by-step explanation: Put 30 times 15 into a calulater. Then do 15 times 2 then you find your answer.

Manuel Duarte answered Mar 17, 2020

by Manuel Duarte

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