If the economy booms, RTF, Inc., stock is expected to return 12 percent. If the economy goes into a recessionary period, then RTF is expected to only return 4 percent. The probability of a boom is 76 percent while the probability of a recession is 24 percent. What is the variance of the returns on RTF, Inc., stock?

Asemiprofessional baseball team near your town plays two home games each month at the local baseball park. they split the concessions 50/50 with the city, but keep revenue from ticket sales for themselves. the city charges the team $100 each month for the three-month season. the team pays the players and manager a total of $1,000 a month. the team charges $10 for each ticket, and the average customer spends $7 at the concession stand. attendance averages 30 people at each home game. in order to break even, how many tickets does the team need to sell for each game? a. 33b. 37c. 41e. 49f. 244