Question

need help asap please

A cleaning tool requires a constant three minutes to polish a part. Parts arrive at the tool for processing at the rate of 1 part every 15 minutes. a. The cleaning tool is busy % of the time. (Enter your response rounded to one decimal place.) b. The average number of parts waiting to be cleaned is (Enter your response rounded to two decimal places.) c. The average number of parts in the cleaning process is (Enter your response rounded to two decimal places.) d. The average time a part waits to be polished is minute(s). (Enter your response rounded to one decimal place.) e. The average time spent in the cleaning system is minute(s). (Enter your response rounded to one decimal place.)

Answer 1

w Answer: Given data:- → Arrival rate - ts minute Service vate - 15 minute % of the time a] The cleaning tool is busy 20 * Utilization - Arrivalvate 3 = 20%. - Pllet) Service rate 15 0.05 b] The avevage number of Pasts waiting to be cleaned is average number of pants waiting to be cleaned hq - P/1-2 2 = 0.20 = 0.05 0.80 0.75 d] The avarage 0.05 = 0.75 time a part waits to be palished is average time a part waits to be polished Wq - Lq ( Arrivalrote e] The average time spent in cleaning system is :-3.75 time spent in the cleaning system is W = W2+ Service time = 0.75+ 3 = 3.75 * average c] The avarage number of parts in the cleaning process 10:25 The average number of parts in the cleaning process:- W x arnival rate 3.75* [1] = 0.25 0_X_0