The mayor of newton is considering proposals to deal with an unsafe intersection. she could install a traffic light at a cost of $50,000 or she could install stop signs at a cost of $5,000. the traffic light is expected to reduce the risk of fatality by 0.45 percent and the stop signs are expected to reduce the risk of fatality by 0.054 percent. if the value of human life is estimated to be $10 million, what choice should the mayor make? briefly explain.

If gerry is approved for a $150,000 mortgage at 3.75 percent interest for a 30-day loan, what would the monthly payment be?

Lindor inc.'s $100 par value preferred stock pays a dividend fixed at 8% of par. to earn 12% on an investment in this stock, you need to purchase the shares at a per share price of

Jenny​ walters, who owns a real estate​ agency, bought an old house to use as her business office. she found that the ceiling was poorly insulated and that the heat loss could be cut significantly if six inches of foam insulation were installed. she estimated that with the​ insulation, she could cut the heating bill by​ $80 per month and the​ air-conditioning cost by​ $70 per month. assuming that the summer season is three months​ (june, july, and​ august) of the year and that the winter season is another three months​ (december, january, and​ february) of the​ year, how much can jenny spend on insulation if she expects to keep the property for five​ years? assume that neither heating nor​ air-conditioning would be required during the fall and spring seasons. if she decides to install the​ insulation, it will be done at the beginning of may.​ jenny's interest rate is​ 6% compounded monthly.