Respuesta :
Answer:
57 meters
Step-by-step explanation:
we know that
Sprint to the finish the professional cyclist travels 380 meters in 20 seconds
so
using proportion
Find out how far does the cyclist travel in 3 seconds
Let
x -----> the distance in meters
[tex]\frac{380}{20}\frac{m}{sec}=\frac{x}{3}\frac{m}{sec}\\\\x=380(3)/20\\\\x=57\ m[/tex]
At that rate the cyclist travel in 3 seconds would have travelled 57 meters.
Speed is the ratio of the distance travelled to time taken. Speed is given by:
Speed = distance/time
Given that the professional cyclist travels 380 meters in 20 seconds, hence his speed is:
Speed = distance/time = 380 m / 20 s
Speed = 19 m/s
If he travels at this rate, at 3 seconds, the distance is:
Speed = distance / time
Distance = Speed * time
Distance = 19 m/s * 3 s
Distance = 57 m
Hence At that rate the cyclist travel in 3 seconds would have travelled 57 meters.
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