The cost of building a school in a neighbourhood is $525,000. The school will need to be maintained at a cost of $50,000/ year. Access to the school is expected to increase property values for the neighbourhood. The increase in property value is expected to be 50%. The current average value of property is $254,000. Calculate the B/C ratio and the modified B/C ratio using an interest rate of 9% per year and a 10 -year study period.