Via Gelato, a popular neighborhood gelato shop, provided the following cost formulas and actual results for the month of June: While gelato is sold by the cone or cup, the shop measures its activity in terms of the total number of liters of gelato sold. For example, wages should be $6,900 plus $2,70 per liter of gelato sold and the actual wages for June were $23,500. Via Gelato expected to sell 6,200 liters in June but actually sold 6,400 liters. Required: Calculate Via Gelato's revenue and spending variances for June. Note: Indicate the effect of each variance by selecting " F " for fovorable, " U " for unfovorable, and "None" for no effect (i.e., zero variance). Input all omounts os positive values