A successful $3^{rd}$ party logistics company has two hubs. The demand has grown beyond its capacity. It plans to expands its hubs to accommodate $100$ suppliers and $200$ clients in its first hub and $60$ suppliers and $150$ clients. They need to accommodate the average number of pallets go through the hubs. The average demand sent from each client connected to each hub to each of its suppliers connected to both hubs can be approximated by $D(1,2^2)$ pallets per day. Please find the

average number of pallets the first hub must process each day.