SOLUTION: A sample if 220 light bulbs contained 5 defective bulbs. How many bulbs would you expect in a batch of 2420 light bulbs?
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Question 447499: A sample if 220 light bulbs contained 5 defective bulbs. How many bulbs would you expect in a batch of 2420 light bulbs?
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
5/220=x/2420
220x=12100
x=12100/220
x=55
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