Question
It is known that a box of electric bulbs contains defective bulbs. One bulb is taken out at random from this box. What is the probability that it is a non-defective bulb?
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Text solutionVerified
Total bulbs
Defective
Non defective
Probability .
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Question Text | It is known that a box of electric bulbs contains defective bulbs. One bulb is taken out at random from this box. What is the probability that it is a non-defective bulb? |
Answer Type | Text solution:1 |
Upvotes | 150 |