Table $5.2$ High Tech, Inc

question 130

Multiple Choice

Table $5.2$
High Tech, Inc. is producing two types of products: A and B. Both are produced at the same sawing operation. Because of demand uncertainties, the operations manager obtained three demand forecasts (pessimistic, expected, and optimistic) . The demand forecasts, batch sizes (units/batch) , processing times (hr/unit) , and setup times (hr/batch) follow.


The sawing machines operate on two 8- hour shifts, 5 days per week, and 50 weeks per year. The manager wants to maintain a 10 percent capacity cushion.
-Using the information from Table 5.2, what is the minimum number of machines needed (assuming no reliance on short- term options) ?

• A) less than or equal to 22
• B) more than 22 but less than or equal to 25
• C) more than 25 but less than or equal to 28
• D) more than 28

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Definitions:

Otoliths

Small crystals in the inner ear that contribute to the sense of balance by detecting movement and gravity.

Cochlear Nerve

A nerve that transmits sound information from the cochlea in the inner ear to the brain.

Tympanic Membrane

Also known as the eardrum, it is a thin membrane that separates the outer ear from the middle ear and vibrates in response to sound waves.

Oval Window

A membrane-covered opening that leads from the middle ear to the inner ear, transmitting sound vibrations to the cochlea.