Elizabeth worked at three part-time jobs last week. At one job, she worked 5 hours at a salary of $12 per hour, at the second she worked 15 hours at $10 per hour, and at the third she worked 20 hours at $15 per hour. What was her mean hourly wage? 0 $13.73 0 $40.00 G) $12.75 0 $12.33