You are considering purchasing an office building for $2,500,000. You expect the potential gross income (PGI) in the first year of operations to be $450,000; vacancy and col lection losses to be 9 percent of PGI; and operating expenses and capital expenditures (combined) to be 42 percent of effective gross income (EGI). What is the estimated net operating income? What is the implied first-year overall capialization rate? What is the effective gross income multiplier?