The Monthly Cost C of Running the Machinery in a Factory

question 9

Multiple Choice

The monthly cost C of running the machinery in a factory for t hours is given by $C ( t ) = 10 t + 150.$ The number of hours t needed to produce x products is given by $t ( x ) = 9 x.$ Find the equation representing the cost C of manufacturing x products.

• A) \(C ( x ) = 90 x + 150\)
• B) \(C ( x ) = 90 x + 1500\)
• C) \(C ( x ) = 19 x + 150\)
• D) \(C ( x ) = 19 x + 160\)
• E) \(C ( x ) = 10 x + 159\)

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Definitions:

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A Renaissance mathematician and astronomer who formulated a model of the universe that placed the Sun rather than the Earth at its center.

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The act of implementing a deviation from a general rule or principle under specific circumstances.