on an average 60% customer complaint reported to head office of reliance retail are solved. If 5 new complains are reported to the head office what is the probability that at least 4 of them will be solved?
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Answer:
4/5
Step-by-step explanation:
Total no. of new cases : 5
No. of cases that can be solved : 4
Probability = cases that can be solved/total no. of cases
= 4/5
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