The controller for Rainbow Children's Hospital, located in Munich, Germany, estimates that the hospital uses 42 kilowatt-hours of electricity per patient-day, and that the electric rate will be .30 per kilowatt-hour. The hospital also pays a fixed monthly charge of 3,700 to the electric utility to rent emergency backup electric generators.* The European monetary unit e, the euro, is used by most European countries. Required: Construct a flexible budget for the hospital's electricity costs using each of the following techniques 1. Formula flexible budget. (Round per unit rate to 2 decimal places.) Total budgeted monthly overhead cost Budgeted variable overhead cost per x Total activity units Bugeted fixed overhead cost per month activity unit x patient days 2. Columnar flexible budget for 47,000, 57,000, and 67,000 patient-days of activity Patient Days 47,000 57,000 67,000 Variable electricity cost Fixed electricity cost Total electricity cost 0 0 0