Essay
THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A recent survey examined the working arrangements of married households.It was found that 88% of the households had at least one working member.In 20% of the households with the woman not working,the man also does not work.In 40% of households in which the man doesn't work,the woman also does not work.
-What is the probability that both man and woman are not working?
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