KIBU2023-05-082023-05-082022-11-24http://erepository.kibu.ac.ke/handle/123456789/9383MAA 425:Operations research IIIenAttribution-NonCommercial-ShareAlike 3.0 United Stateshttp://creativecommons.org/licenses/by-nc-sa/3.0/us/MAA 425:Operations research IIIOperations research IIIMAA 425Other