Variance analysis, multiple products. The Robin's Basket operates a chain of Italian gelato stores. Although the Robin's Basket charges customers the same price for all flavors, production costs vary, depending on the type of ingredients. Budgeted and actual operating data of its Washington, D.C., store for August 2017 are as follows: Required: 1. Compute the total sales-volume variance for August 2017. 2. Compute the total sales-mix variance for August 2017. 3. Compute the total sales-quantity variance for August 2017. 4. Comment on your results in requirements 1,2 , and 3