Next question AUS Postal Service supervisor is looking for ways to reduce stress in the sorting department. With the existing arrangement, stamped letters are machine-canceled and loaded into tubs with 400 Intters per tub The tubs are then pushed to postal clerks, who read and key zip coded into an automated sorting machine at the rate of one tub por 425 seconds To overcome the stress caused when the stamp canceling machine outpaces the sorting certes, a pull system is proposed. When the clerks are ready to process another tub of mal, they will pull the tub from the canceling machine area. How many tubs should circulate between the setting clerks and the canceling machine 95,000 liters are to be sorted during a 9 hour shin, the safety stock policy variable, cis 0.10, and the average waiting time plus material handing time is 60 minutes pertub? The average processing time per tub of letters, p, is day (Enter your response rounded to four decimal places.) The average waiting time per tub of lotters, wis day. Enter your response rounded to four decimal place) Therefore, the number of tubi that should checulate between the salting etorks and the canceling machine le tube. Enhve your raponse rounded in to the rest whole number past Next