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A dump of our free Chat sessions, in case it is useful. It excludes white boards used during paid sessions.





tutor3 : Hello Student, May I help you with your Math problems?
student : hello
student : yes please
tutor3 : yes..go ahead
student : did u see my problem ?
student : The manager of a gas station and convenience store tabulates the following facts:

60% of customers purchase gasoline (G).
37% of customers purchase cigarettes (C).
74% of customers purchase gasoline or a drink (D).
17% of customers purchase gasoline and cigarettes.
21% of customers purchase a gasoline and a drink.
15% of customers purchase cigarettes and a drink.
3% of customers purchase all three items.
student : my question is:
student : (b) If we randomly select a customer, what is the probability that she purchases a drink?

tutor3 : Please wait, we are helping other students
tutor3 : Fax your homework to 206-339-8302. or, email to *****@aafter.com. Include your email and phone number.
tutor3 : Fax your homework to 206-339-8302. or, email to *****@aafter.com. Include your email and phone number.
tutor3 : we will send it to you by deadline


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