Longman, Inc., is a manufacturer of lead crystal glasses. The standard materials quantity is 0.8 pound per glass at a price of $0.45 per pound. The actual results for the production of 7,000 glasses was 1.2 pounds per glass, at a price of S0.25 per pound. Calculate the materials price variance and the materials efficiency variance. The materials price variance is $ 1680. (Enter your answer as a positive number.) Indicate whether this amount is favorable or unfavorable. The materials price variance is unfavorable. The materials efficiency variance is $ 3360. (Enter your answer as a positive number.) Is this amount favorable or unfavorable? The materials efficiency variance is unfavorable