A machine makes electric bulbs,of which 2 in 35 are faulty. It made 20 faulty. It made 20 faulty bulbs in abday.how many good ones did it make.
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Answer: It made 330 good ones
Step-by-step explanation:
Lets solve using ratio : 2:33 how may times 2 is 20 : 10 so 33 multiplied 10 will be 330
means 20:330
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