"Tradition Manufacturing has collected cost data for the last several months to analyze its costs. In April, the quantity manufacturered was 900 and the total manufacturing and distribution cost was $18,050. In May, the quantity manufacturered was 980 and the total manufacturing and distribution cost was $18,810. In June, the quantity manufacturered was 840 and the total manufacturing and distribution cost was $17,480. In July, the quantity manufacturered was 780 and the total manufacturing and distribution cost was $16,910. What is the variable cost for part number Q0120 for Tradition Manufacturing