It is found that 28% of orders received by a company are from first-time customers, with the other 72% coming from repeal customers. In addition, 75% of the orders from first-time customers are dispatched within one day, and overall 30% of the company's orders are from repeat customers whose orders are not dispatched within one day. If an order is dispatched within one day. What is the probability that it was for a first-time customer?