Calculating the Direct Materials Price Variance and the Direct Materials Usage Variance used. In June, Guillermo's Oil and Lube had 900 oil changes. Guillermo's Oil and Lube Company provided the following information for the production of oil changes during the month of June: Actual number of oil changes performed: 900 Actual number of quarts of oil used: 6,360 quarts Actual price paid per quart of oil: $5.10 Standard price per quart of oil: $5.05 Required: 1. Calculate the direct materials price variance (MPV) and the direct materials usage variance (MUV) for June using the formula approach. If required, round your answers to the nearest cent. MPV$ MUV $ 2. Calculate the total direct materials variance for oil for June. If required, round your answer to the nearest cent. What would be the materials price variance (MPV)? 4 What would be the materials usage variance (MUV)