As a Speeding Train Crosses a Trestle Over a Deep

question 490

Multiple Choice

As a speeding train crosses a trestle over a deep gorge, a child drops his toy plane from the window.The path of the toy plane is modeled by , where y is the height above the floor of the gorge and distances are measured in feet.How far will the toy plane travel horizontally before it hits the bottom of the gorge? [Note: The toy plane does not glide; it "drops like a rock."]

• A)6.0 ft
• B)10 ft
• C)25.7 ft
• D)110 ft
• E)660.0 ft

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Definitions:

Predetermined Overhead Rate

The predetermined overhead rate is calculated before a period begins by dividing estimated overhead costs by an estimated allocation base, used to assign overhead costs to products.

Machine-Hours

A measure of production time, describing how many hours a machine is in operation.

Job-Order Costing

A cost accounting system that accumulates costs per job rather than by process, suitable for firms producing unique products or jobs.

Plantwide Predetermined

A single predetermined overhead rate that is applied throughout an entire plant or manufacturing facility.