0 votes 0 votes In a single-channel queuing model, the customer arrival rate is $12$ per hour and the serving rate is $24$ per hour. The expected time that a customer is in queue is _______ minutes. Operations Research gateme-2016-set2 numerical-answers simple-queuing-models operations-research materials-manufacturing-and-industrial-engineering + – Arjun asked Feb 24, 2017 recategorized Mar 5, 2021 by Lakshman Bhaiya ♦Arjun 28.5k points answer See all 0 reply