There is a large market in Brisbane for private tutoring for Year 11 and 12 high school students. The market clearing price for the tutors is $30 per hour. Assume that 19 tutors are employed and each supplies 4 hours oflaboura day. If the private tutors follow a linear, upward sloping supply curve and the smallest opportunity cost for offering their service is $10 per hour(when quantity supplied equals zero), what is the producer surplus per dayfor all tutorsto the nearest whole dollar figure?