The problem is E6. Please click on the link below to view it. =)
http://books.google.com/books?id=Xo-qdsGbOsIC&pg=PA380&lpg=PA380&dq=manufacturing+-+responsible+for+depreciation,plant+-+plant+manager&source=bl&ots=NCciccyeRf&sig=V-8ZDsKKy2ZrrexBh3RkD98biUQ&hl=en&ei=gvbYTOvVD4WesQOervXSBw&sa=X&oi=book_result&ct=result&resnum=4&ved=0CCMQ6AEwAw#v=onepage&q=manufacturing%20-%20responsible%20for%20depreciation%2Cplant%20-%20plant%20manager&f=fals
http://books.google.com/books?id=Xo-qdsGbOsIC&pg=PA380&lpg=PA380&dq=manufacturing+-+responsible+for+depreciation,plant+-+plant+manager&source=bl&ots=NCciccyeRf&sig=V-8ZDsKKy2ZrrexBh3RkD98biUQ&hl=en&ei=gvbYTOvVD4WesQOervXSBw&sa=X&oi=book_result&ct=result&resnum=4&ved=0CCMQ6AEwAw#v=onepage&q=manufacturing%20-%20responsible%20for%20depreciation%2Cplant%20-%20plant%20manager&f=fals