please HELP 30min

Q1: A property owner is faced with a choice of: (a) A larges cale investment (A) to improve her flats. This could produce a substantial pay off in terms of increased revenue net of costs but will require an investment of 1,400,000. After extensive market research it is considered that there is a 40 \"/6 chance that a payo ff of2,500,000 will he obtained, but there is a 60% chance that it will he only 800,000. (h) A smaller scale project (B) to redecorate her premises. At 500,000 this is less costly but will produce a lower payoff. Research data suggests a 30% chance ofa gain of1,000,000 but a T0% chance ofitbeing only 500,000. (c) Continuing the present operation without change {C}. It will cost nothing, but neither will it produce any payoff. Clients will be unhappy and it will become harder and harder to rent the ats out when they become free. Calculate the expected monetary value for each option. Show which option will the management undertake