PC Enterprises prepared the following sales budget: Month Budgeted Sales $6000 March $15,000 $10,000 $12,000 April May June The expected gross profit rate is 10% and the inventory at the end of February was $1 1.000. Desired inventory levels at the end of the month are 20% of the next month's cost of goods sold. What are the total purchases budgeted for April? O $14,400 O $12.600 $13.500 O $16.20o Prevalence is: O the total number of cases at a specific point in time divided by the population at risk. o the number of new cases occurring during a specified period divided by the population at risk. the total number of cases at a specific point in time divided by the specified population. the number of new cases occurring during a specified period divided by the total population