how do i get total material usage(quantity) variance?

not the correct answers (680, 800, 5,600)

Piedmont Manufacturing produces metal products meet regular production levels. The following costs with the following standard quantity and cost infomation: were incurred in November. Matenal DL Fixed overhead 5 machine hours () $420 Overhead rates were based on nomal monthly capacity of 12,000 machine hours. - During November, the company produced only 1700 V OHt units because of a labor strike, which occurred during union contract negotiations. After the dispute was FOH settled, the conpany scheduled overtime to try to Total matenial price variance Alluminium = (Actual Q.P. Actual unit cost) ) (A-QRumased . Standard unit cos \begin{tabular}{l} (80003.8)(80004)=3040032000=1600 \\ Copper (6000.8.4)(6000.8)=5040048000=2400 \\ \hline 800014 \end{tabular} Total material usage (quantity) variance