The following data relate to product no. 89 of Des Moines Corporation: Direct material standard: 3 square feet at $2.40 per square foot Direct material purchased: 29,000 square feet at $2.60 per square foot Direct material consumed: 28,100 square feet Manufacturing activity: 9,200 units completed. Assume that the company computes variances at the earliest point in time. The direct­ material quantity variance is: