Preparing a Direct Materials Purchases Budget Patrick Inc. makes industrial solvents sold in 5-gallon drum containers. Planned production in units for the first 3 months of the coming year is: January 40,000 February 50,000 March 65,000 Each drum requires 6 gallons of chemicals and one plastic drum container. Company policy requires that ending inventories of raw materials for each month be 20% of the next month's production needs. That policy was met for the ending inventory of December in the prior year. The cost of one gallon of chemicals is $2.00. The cost of one drum is $1.60. Required: 1. Calculate the ending inventory of chemicals in gallons for December of the prior year, and for January and February. What is the beginning inventory of chemicals for January