On march 10, 2017, steele company sold to barr hardware 200 tool sets at a price of $50 each (cost $30 per set) with terms of n/60, f. o.b. shipping point. steele allows barr to return any unused tool sets within 60 days of purchase. steele estimates that (1) 10 sets will be returned, (2) the cost of recovering the products will be immaterial, and (3) the returned tools sets can be resold at a profit. on march 25, 2017, barr returned 6 tool sets and received a credit to its account.?

Kirnon clinic uses client-visits as its measure of activity. during july, the clinic budgeted for 3,250 client-visits, but its actual level of activity was 3,160 client-visits. the clinic has provided the following data concerning the formulas to be used in its budgeting: fixed element per month variable element per client-visitrevenue - $ 39.10personnel expenses $ 35,100 $ 10.30medical supplies 1,100 7.10occupancy expenses 8,100 1.10administrative expenses 5,100 0.20total expenses $ 49,400 $ 18.70the activity variance for net operating income in july would be closest to: