Solve the Problem $D$ , in Feet, It Takes a Car Travelling At

question 93

Multiple Choice

Solve the problem.
-The distance $D$ , in feet, it takes a car travelling at $x$ mph to come to a full stop after hitting the brakes is given by $\mathrm { D } = 1.24 \mathrm { x } ^ { 2 } + 0.067 \mathrm { x }$ . What is the stopping distance for a car travelling at $50 \mathrm { mph }$ ?

• A) \(186 \mathrm { ft }\)
• B) \(3100 \mathrm { ft }\)
• C) \(124 \mathrm { ft }\)
• D) \(3103.35 \mathrm { ft }\)

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