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Assume the following: - The standard price per pound is $2.00. - The standard quantity of pounds allowed per unit of finished goods is 4 pounds. - The actual quantity of materials purchased and used in production is 50,000 pounds. - The actual purchase price per pound of materials was $2.25. - The company actually produced 13,000 units of finished goods during the period; however, its planning budget was based on 12,800 units. What is the materials spending variance