Given the Following Data for Jobs Awaiting Processing at a Manufacturing

question 46

Short Answer

Given the following data for jobs awaiting processing at a manufacturing cell in which jobs are first processed by machine A, then by machine B:
$$\begin{array} { c } \quad\quad\quad{ \text { Process Time (Hours) } } \\\begin{array} { l c c } \text { Job } & \text { Center A } & \text { Center B } \\\hline \mathrm { W } & 4 & 5 \\\mathrm { X } & 6 & 6 \\\mathrm { Y } & 1 & 2 \\\mathrm { Z } & 5 & 2\end{array}\end{array}$$ If these jobs were scheduled in the sequence shown, when would idle time occur at machine B?

---

Definitions:

Acetal

A carbon atom connected to an alkyl group, two -OR groups, and a hydrogen atom, typically formed from the reaction between an aldehyde and alcohol.

Ylide

A compound with opposite charges on adjacent atoms, typically consisting of a positively charged heteroatom adjacent to a negatively charged carbon.

Cyclohexanone Oxime

An organic compound resulting from the reaction of cyclohexanone with hydroxylamine, often used as an intermediate in the synthesis of caprolactam.

Clemmensen

A chemical reduction process that converts carbonyl groups in aldehydes or ketones to alkanes using zinc amalgam and hydrochloric acid.