1. If activity levels decrease, total fixed costs _. If activity levels decrease, fixed cost per unit If activity levels increase, total variable costs If activity levels increase, variable cost per unit 2. Classify the following costs as either variable, fixed, or mixed for a manufacturer of toilet paper. a. Hourly wages of machine operators b. Rent on warehouse $8,000 per month c. Paper pulp d. Utilities, $30,000 per month plus $.01 per kwh used e. Plastic packaging JCS Enterprises manufactures pencils. The firm's electric bill cost is mixed and varies ost directly with machine hours worked. The following data have been gathered from cent operations: Month Machine Hours Electric bill Cost June 22,000 $20,000 July 34,000 $32,100 August 47,000 $40,000 October 25,000 $38,700 a. Determine the variable cost per unit and the total fixed cost. b. Estimate the total electric bill cost for November if 26,000 machine hours are projected