SOLUTION: A quality control inspector found 3 defective clocks in a shipment of 100 clocks. At this rate, how many clocks would be defective in a shipment of 3000?

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Question 436644: A quality control inspector found 3 defective clocks in a shipment of 100 clocks. At this rate,
how many clocks would be defective in a shipment of 3000?
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
3%2F100+=+x%2F3000 ==> 9000+=+100x ==> x = 90 defective clocks.