Fanning Company's cost and production data for two recent months included the following: Production (units) Rent Utilities Required March 300 $1,900 $400 April 600 $1,900 $800 a. Separately calculate the rental cost per unit and the utilities cost per unit for both March and April. b. Identify which cost is variable and which is fixed.

Fanning Company's cost and production data for two recent months included the following: Required a. Separately calculate the rental cost per unit and the utilities cost per unit for both March and April. b. Identify which cost is variable and which is fixed