Webber Fabricating estimated the following annual cost. Expected annual direct labor hours. 40000 Expected annual direct labor cost. $625000 Expected machine hours. 20000 Expected material cost for the year. $800000 Expected manufacturing overhead. $1000000 A. Calculate overhead allocation rates using each of the four possible allocation bases provided. B. determine the cost of the following job (number 253) using each of the four overhead allocation rates. Job 253: Direct materials. $3000 Direct labor (150 hrs @ $12/hr). $1800 Machine hours used. 150 Can someone please help me understand this