Lettman Corporation has provided the following partial listing of costs incurred during November: Marketing salaries ($45,000) Property taxes, factory ($9,000), Administrative travel ($98,000) Sales Commissions ($48,000) Indirect Labor ($38,000) Direct Materials($165,000) Advertising ($138,000) Depreciation of production equipment ($39,000) Direct Labor ($87,000) Required : 1. What is the total amount of product cost listed above? 2. What is the total amount of period cost listed above? ( Please show exact steps to the solution. )