Thomas Rhett Company manufactures two productstoaster ovens and bread machines. The following data are available:

	Toaster Ovens	Bread Machines
Sale price	$100	$170
Variable costs	$30	$70

Thomas Rhett can manufacture six toaster ovens per machine hour and four bread machines per machine hour. Healthier Living's production capacity is 1,800 machine hours per month. What is the contribution margin per machine hour for toaster ovens? (Round your answer to nearest cent)