can you help me solve I am not sure what numbers are suppsed to be put together

Required information [The following information applles to the questions displayed below] Warnerwoods Company uses a perpetuol inventory system. It entered into the following purchases and sales transactions for March 4. Compute gross profit earned by the company for each of the four cosung methods. For specific derification, unts sold include 120 units from beginning inventory. 250 units from the March 5 purchase. 100 unts from the March fo purchase, and 140 unliss from the Morch 25 purchase. Note: Round welghted overege cost per unit to two decimals and finol answers to nearest whole doliat