Barry's Tire Service Completed 100 Tire Changes, Six Brake Jobs

question 14

Essay

Barry's Tire Service completed 100 tire changes, six brake jobs, and 16 alignments in an eight-hour day with his standard crew of six mechanics. A brake specialist costs $16 per hour, a tire changer costs $8 per hour, and an alignment mechanic costs $14 per hour. The materials cost for a day was $2,000, and overhead cost was $500.
a. What is the shop's labor productivity if the retail price for each respective service is $60, $150, and $40?
b. What is the multifactor productivity, if the crew consisted of two of each type mechanic?

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Definitions:

Cis-trans Isomers

Stereoisomers that have the same formula but differ in the orientation of substituent groups across a double bond or cyclic structure.

Constitutional Isomers

Compounds that have the same molecular formula but differ in the connectivity of their atoms.

Isomeric

Describes molecules having the same molecular formula but arranged in different structural configurations, leading to different physical and chemical properties.

1,2-dichloroethene

An organic compound with the formula C2H2Cl2, existing as two geometric isomers: cis and trans, used as a solvent and in the manufacture of other chemicals.