Jawaban:
a. 3 hours
b. 120 kilometres
c. 40 km/h
Penjelasan:
a. How much time has passed between the beginning and end of the journey?
9:27 → 10.27 = 1 hour
9:27 → 11.27 = 2 hour
9:27 → 12.27 = 3 hour
b. How far has the car travelled in this time?
22.582 - 22.462 = 120 kilometres
c. Calculate the car average speed during the journey!
[tex]v = \frac{s}{t} [/tex]
[tex]v = \frac{120}{ 3} [/tex]
[tex]v = 40[/tex] kilometres/hour
Where:
[tex]v[/tex] = Average Speed (km/h)
[tex]s[/tex] = Total Distance (km)
[tex]t[/tex] = Elapsed Time (hour)
Jawaban:
a. 12:27 - 9:27
= 3 hours
= it's mean that the journey took 3 hours
b. 22582 - 22462
= 120 meter
= it's mean that the car has covered a distance of 120 meter
c. Speed = Distance ÷ Times
= 120/3
= 40 m/s
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