The Queen City Construction Company needs to rest some special trucks which will haul 20 standard loads of dirt per day, or it can rent a medium duty model truck which will have 15 standard loads per day. The heavy duty model costs P1,800 a day to rent while the medium duty model costs P1,600 a day. In order to operate the heavy duty model, however, it is necessary to hold a proficiency skill level, and Queen City has only four truck drivers who have necessary skill level. If Queen City needs sufficient capacity to have a total of 155 standard loads of dirt per day, determine the number of each truck drive that it should rent to minimize its costs.

Let number of heavy duty model be 'x'.Let number of medium duty model be 'y'.The heavy duty model…

Answered: The Queen City Construction Company…

Algebra for College Students

10th Edition

ISBN:9781285195780

Author:Jerome E. Kaufmann, Karen L. Schwitters

Publisher:Jerome E. Kaufmann, Karen L. Schwitters

Chapter12: Algebra Of Matrices

Section12.CR: Review Problem Set

Problem 37CR

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The Queen City Construction Company needs to rest some special trucks which will haul 20 standard loads of dirt per day, or it can rent a medium duty model truck which will have 15 standard loads per day. The heavy duty model costs P1,800 a day to rent while the medium duty model costs P1,600 a day. In order to operate the heavy duty model, however, it is necessary to hold a proficiency skill level, and Queen City has only four truck drivers who have necessary skill level. If Queen City needs sufficient capacity to have a total of 155 standard loads of dirt per day, determine the number of each truck drive that it should rent to minimize its costs.

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