the sales budget for modesto corp. shows that 15,000 units of product a and 17,000 units of product b are going to be sold for prices of $10 and $12, respectively. the desired ending inventory of product a is 25% higher than its beginning inventory of 3,600 units. the beginning inventory of product b is 4,100 units. the desired ending inventory of b is 4,600 units. total budgeted sales of both products for the year would be: