Nate shermach found a two-year-old luxury car advertised for $31,175. its average retail value is $30,963. it has aluminum alloy wheels valued at $300 and a theft recovery system valued at $89, but it does not include a cd player, which is valued at $100. the car has been driven 47,005 miles. the used-vehicle guide indicates that if the car’s mileage is between 46,000 and 51,000 miles, $750 should be deducted. what is the average retail price for this vehicle?