4.Grover Company has the following data for the production and sale of 2,000 units. Sales price per unit $ 800 per unit Fixed costs: Marketing and administrative $ 400,000 per period Manufacturing overhead $ 200,000 per period Variable costs: Marketing and administrative $ 50 per unit Manufacturing overhead $ 80 per unit Direct labor $ 100 per unit Direct Materials $ 200 per unit What is the conversion cost per unit?(1.5 Points)

$100

$180

$280

$380