Given the Following Chart of Jobs Assigned with Johnson's Rule

question 114

Essay

Given the following chart of jobs assigned with Johnson's rule, suppose that all the jobs (A, B, C, etc) could be evenly divided into two tasks (such as A1 and A2, B1 and B2, etc). Suppose job D is split into two equivalently sized sections, D1 and D2, each with a body work time of 1.5 hours and a paint time of 2 hours (D1 and D2 sum to 3 hours of body work and 4 hours of paint which is equivalent to
D). How much is makespan reduced by this splitting of D?

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Definitions:

Head Scarves

A piece of cloth worn on the head, often for religious, cultural, or fashion reasons.

Habeas Corpus

A legal principle that safeguards against unlawful and indefinite imprisonment, allowing an individual to petition for their release if detained without sufficient cause.

Illegal After

A descriptor for actions or policies that become unlawful following a change in legislation or regulation.

Private Property

A legal designation for the ownership of property by non-governmental legal entities.