Q. 235.0( 2 Votes )

Is known that a box of 800 electric bulbs contains 36 defective bulbs. One bulb is taken at random out of the box. What is the probability that the bulb chosen is nondefective?

Answer :

Total number of electric bulbs = 800


Number of Non-defective bulbs = 800-36 = 764


Probability P() =


Probability a Non- defective bulbs P(bulbs) = = =


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