Exercise 6-6Crane WaterWorks manufactures snorkel gear. During the past month, Washington purchased 4,070 pounds of plastic to use In Its dive masks, at a cost of $6,620. The standard price for the plastic Is $1.575 per pound. The company actually used 3,950 pounds of the plastic to produce 15,600 dive masks. Calculate Crane’s direct materials price variance for the month.