100-meter 6403

Jarka cycled a 100-meter distance at a speed of 30 km/h. What speed would she have to go to get it in a time equal to the world record in the 100m sprint (WR t = 9.58 s)?

Correct answer:

v =  37.5783 km/h

Step-by-step explanation:

s=100 m t=9.58 s  v1=s/t=100/9.58=479500010.4384 m/s v=v1 km/h=v1 3.6  km/h=10.4384 3.6  km/h=37.578 km/h=37.5783 km/h



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