The McCollough Company has a variable operating cost ratio of 70 percent, its cost of capital is 10 percent, and current sales are $10,000. All of its sales are on credit, and it currently sells on terms of net 30. Its accounts receivable balance is $1,500. McCollough is considering a new credit policy with terms of net 45. Under the new policy, sales will increase to $12,000, and accounts receivable will rise to $2,500. Compute the DSO under the existing policy and the proposed policy.