Question

14 defective bulbs are accidentally mixed with 98 good ones. It is not
possible to just look at the bulb and tell whether it is defective or not.
One bulb is taken out at random from this lot. Determine the probability
that the bulb taken out is a good one.​

Answer 1

Answer:

49/56

Step-by-step explanation:

defective bulb= 14

good bulb = 98

total no. of bulb= 98+14=112

probability of bulb taken out be good=no. of good bulbs/ total no of bulbs

P(good bulb)=98/112

=49/56

Answer 2

Answer:

good bulb = 98

detective ones = 14

total bulb = 98+14 = 112

probability = 98/112

Step-by-step explanation:

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