The national demand and price for a certain type of energy-efficient exhaust fan are related by p=490-4/5q, where p is the price(in dollars) and q is the demand (in thousands). The price and supply of the exhaust fans are related by p=3/4q, where p is the price and q is the supply of exhaust fans. Find the price for a demand of 145,000 exhaust fans. The price is $