The Sanderson Sisters manufacture high-quality 5 -liter boxes of wine which it sells for \\( \\$ 14 \\) per box. Below is some information related to The Sanderson Sisters' capacity and budgeted fixed manufacturing costs for 2019: Production during 2019 was 990,000 boxes of wine, with 15,000 remaining in ending inventory at \\( 12 / 31 / 19 \\). Variable manufacturing costs were \\( \\$ 1,78 \\) per unit (there are no variable cost variances). Actual fixed manufacturing overhead costs were \\( \\$ 5,000,000 \\), the same as budgeted. (Note: Round interim calculations to 2 decimal places) Production during 2019 was 990,000 boxes of wine, with 15,000 remaining in ending inventory at \\( 12 / 31 / 19 \\). Variable manufacturing costs were \\( \\$ 1.78 \\) per unit (there are no variable cost variances). Actual fixed manufacturing overhead costs were \\( \\$ 5,000,000 \\), the same as budgeted. (Note: Round interim calculations to 2 decim places.) What is the total cost per unit (box of wine) when normal capacity is used? \\( \\$ 3.45 \\) \\( \\$ 5.81 \\) \\( \\$ 6.39 \\) \\( \\$ 7.54 \\)