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A box contains 10 good articles and 6 de...

A box contains 10 good articles and 6 defective articles. One item is drawn at random. the probability that it is either good or has a defect, is a. 64/64 b. 49/64 c. 40/64 d. 24/64

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Total of articles in a box `= 10 +6 = 16` articles
The probability of choosing a good article = `10/16`
The probability of choosing a defective article = `6/16`
Hence, the probability that the chosen book is either good or
defective article `= (10/16) + (6/16)`
...
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