How do you do this?

Kirnon Clinic uses client-visits as its measure of activity. During July, the clinic budgeted for 4,300 client-visits, but its actual level of activity was 4,360 client-visits. The clinic has provided the following data concerning the formulas to be used in its budgeting: Revenue Personnel expenses Medical supplies Occupancy expenses Administrative expenses Total expenses Fixed element per Variable element month per client-visit $ 0 $ 41.20 $ 37,200 $ 12.40 3,200 9.20 8, 400 3.20 7,200 0.50 $ 56,000 $ 25.30 The activity variance for administrative expenses in July would be closest to