Raner, Harris & Chan is a consulting firm that specializes in information systems for medical and dental clinics. The firm has two officesone in Chicago and one in Minneapolis. The firm classifies the direct costs of consulting jobs as variable costs. A contribution format segmented income statement for the companys most recent year is given:

							Office
	Total Company						Chicago						Minneapolis
Sales	$	487,500		100.0	%		$	97,500		100	%		$	390,000		100	%
Variable expenses		263,250		54.0	%			29,250		30	%			234,000		60	%
Contribution margin		224,250		46.0	%			68,250		70	%			156,000		40	%
Traceable fixed expenses		109,200		22.4	%			50,700		52	%			58,500		15	%
Office segment margin		115,050		23.6	%		$	17,550		18	%		$	97,500		25	%
Common fixed expenses not traceable to offices		78,000		16.0	%
Net operating income	$	37,050		7.6	%

3. Assume that sales in Chicago increase by $32,500 next year and that sales in Minneapolis remain unchanged. Assume no change in fixed costs.