SOLUTION: The algebraic relation d=0.0056s^2+0.14s models he relation between a vehicle's stopping distance d, in meters and it's speed s, in kilometers per hour (km/hr). What is the stoppi

Question 1005555: The algebraic relation d=0.0056s^2+0.14s models he relation between a vehicle's stopping distance d, in meters and it's speed s, in kilometers per hour (km/hr).
What is the stopping distance for a car traveling at 120km/h?
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
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d=0.0056s^2+0.14s
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Substitute s=120km/h and solve for d:
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d=0.0056(120^2)+0.14(120)
d=0.0056(14400)+16.8
d=80.64+16.8=97.44
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ANSWER: Stopping distance is 97.44 meters.
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