alex’s friend’s wedding celebrations started with the rehearsal dinner on friday, followed by the wedding ceremony and reception on saturday evening. everybody had a good time, and since there was an open bar, alex had quite a few drinks with friends that he had not seen for a while. alex has to drive back home on sunday morning, and he needs to start driving fairly early since he has at least a 6-hour drive ahead of him. alex had a few drinks too many during the reception. he does not remember exactly, but he thinks he had 2 martinis during cocktail hour, 3 glasses of wine with dinner, and two glasses of champagne during toasts, followed by 4 tequila shots with old buddies from school. the wedding reception started about 8:00 p.m. and lasted until midnight. alex plans to wake up and start driving by 10:00 a.m. alex is 27 years old and weighs 172 pounds.