A Car Leaves an Intersection Traveling West

question 1

Multiple Choice

A car leaves an intersection traveling west. Its position 4 sec later is 26 ft from the intersection. At the same time, another car leaves the same intersection heading north so that its position 4 sec later is 26 ft from the intersection. If the speeds of the cars at that instant of time are 12 ft/sec and 10 ft/sec, respectively, find the rate at which the distance between the two cars is changing. Round to the nearest tenth if necessary.

• A)15.6 ft/sec
• B)3.7 ft/sec
• C)3.1 ft/sec
• D)36.8 ft/sec

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Definitions:

Correct Verb

A verb that accurately aligns with the subject in terms of number and tense, ensuring grammatical correctness.

Springfield Science Museum

A museum dedicated to the promotion of scientific understanding, likely located in Springfield, though there are multiple Springfields so the exact location may vary.

Independent

Not influenced by or contingent upon something else; autonomous or having the freedom to act separately.

Standard Deviations

A calculation that shows how broadly or tightly a set of values is distributed.