The following materials standards have been established for raw material used in the company's sole product: Standard quantity per unit of output........... Standard 0.5 pound $16.60 per pound price......... The following data pertain to operations concerning the product for the last month: Actual cost of materials...... $35,200 Actual materials used in 2,200 production........... Actual output......... What is the materials price variance for the month? pounds 4,200 units $2,980 F $1,320.F $1,660 F $1,320 U $1,660 U