At Time = 0,200 Ml of Broth Receives an Initial Inoculum

question 34

Multiple Choice

At time = 0,200 ml of broth receives an initial inoculum of bacteria.  0.1 ml of the bacterial culture is taken from the culture at repeated intervals,diluted in liquid agar and spread on a plate containing solid media.  After incubation,the plate from time = 420 min yields 62 colonies from the 0.1 ml sample.  The total estimated number of cells in the flask at t = 420 min is ________.

• A)124,000
• B)12,400
• C)62
• D)26,040

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Definitions:

Machine-Hours

A measure of production volume based on the total hours machines are run in the manufacturing process, often used to allocate overhead costs.

Departmental Predetermined Rates

The estimated overhead rates calculated for specific departments within a company to allocate costs appropriately.

Manufacturing Overhead

All indirect factory-related costs incurred during the production process, excluding direct materials and direct labor.

Machine-Hours

A measure of the amount of time machines are utilized during the production process.