You plan to purchase a rented house which you could rent to earn you an annual income of $$12,000.$ The expected annual expenses of the house are $$3,000.$ You plan to sell the house for $$145,000$ at the end of ten years

$.$a$.$ Draw a cash flow diagram for this investment if you consider $18\%$ to be a suitable interest rateb. Determine how much you could afford to pay for it now.