Fractional reserve banking

Joe pays ann to mow his lawn and ann mows vanna's lawn by mistake. vanna peers out her window and sees ann mowing, yet says nothing to ann about her mistake since vanna needs to have her lawn mowed. when ann approaches vanna for payment, vanna refuses, arguing that she never asked ann to mow her lawn. under these circumstances, ann can recover payment from vanna under:

On january 1 of the current year, jimmy's sandwich company reported owner's capital totaling $128,000. during the current year, total revenues were $106,000 while total expenses were $95,500. also, during the current year jimmy withdrew $30,000 from the company. no other changes in equity occurred during the year. if, on december 31 of the current year, total assets are $206,000, the change in owner's capital during the year was:

At the end of the fiscal year, apha airlines has an outstanding non-cancellable purchase commitment for the purchase of 1 million gallons of jet fuel at a price of $4.10 per gallon for delivery during the coming summer. the company prices its inventory at the lower of cost or market. if the market price for jet fuel at the end of the year is $4.50, how would this situation be reflected in the annual financial statements?