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OpenStudy (♥ashley♥):
A battery manufacturer randomly tests 500 batteries and finds that 3 are defective. How many defective batteries would be expected in a shipment of 12,000 batteries? A. 120 B. 72 C. 60 D. 36
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OpenStudy (♥ashley♥):
I think its B. 72.
undeadknight26 (undeadknight26):
hmm well 12000/500 = ?
OpenStudy (♥ashley♥):
12000/500= 24
undeadknight26 (undeadknight26):
you are correct madam Ashley. because: 12000/500 = 24 24 x 3 = 72
OpenStudy (♥ashley♥):
24 x 3= 72
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OpenStudy (anonymous):
I said nothing lol XD
OpenStudy (♥ashley♥):
Thanks everyone!
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