his question has more than one correct answer and all must be selected. jelect all the statements that typically are not an assumption for Break-even nalysis. revenues increase in direct proportion to the volume of production, while costs increase at a decreasing rate as production volume increases. variable costs and revenues increase in direct proportion to the volume of production. revenues increase at a decreasing rate as production volume increases because of the need to give quantity discounts. both costs and revenues are made up of fixed and variable portions. costs generally increase, but revenues can increase or decrease with the output