I need help with answer B and explain how you came up with the answer. I cannot figure it out no matter what I do.

ingle Plantwide and Multiple Production Department Factory Overhead Rate Methods and Product Cost Distortion actory overhead was budgeted for Nova: addition, the direct labor hours (dlh) used to produce a unit of each product in each department were determined from engineering records, as follows: 1. Determine the per-unit factory overhead allocated to the gasoline and diesel engines under the single plantwide factory overhead rate method, using direct labor hours as the activity base. Gasoline engine $ Diesel engine per unit per unit Gasoline engine q per unit Diesel engine per unit