Bao has been notified by his electric company that his rates are going up on his graduated fee schedule. he currently pays: standard use plan 6.5 cents/kwh for the first 600 kwh 12 cents/kwh for the next 600 kwh if his rates go up 1 cent in each category, find how much he will pay if he uses 875 kwh per month. round to the nearest dollar. a. $72 b. $105 c. $66 d. $81