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Sagot :
Time = 13.07 seconds
Speed is defined as the ratio of distance and time.
It is given by this formula:
[tex]\text{Speed}=\frac{\text{Distance}}{\text{Time}} [/tex]
Given:
Distance= 647m
Speed= 47.2 m/s
To find:
Time= ?
On substituting the values in the above formula:
[tex]S=\frac{d}{t} \\\\ t=\frac{d}{S} \\\\ t=\frac{647}{47.2} \\\\ t=13.70s[/tex]
Thus, time required is 13.07 seconds.
Learn more:
brainly.com/question/21791162
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