Two persons A and B agree to meet on 20th April 2018 between 6 P.M. an – McqOptions

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1.	Two persons A and B agree to meet on 20th April 2018 between 6 P.M. and 7 P.M., with the understanding that they will wait no longer than 20 minutes for the other. What is the probability that they meet?
A.	\(\frac59\)
B.	\(\frac79\)
C.	\(\frac29\)
D.	\(\frac49\)
Answer» B. \(\frac79\)

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