Answer:
11-12. 262.5km
13-14. 10m/s
15-16. 6hr
17-18. 86km/hr
19-20. 799.8m
Step-by-step explanation:
d = distance
v = velocity/speed
t = time
Formula for Distance: d = v * t
Formula for Velocity/Speed: v = d / t
Formula for Time: t = d / v
11-12. d = 75 km/hr * 3.5hr = 262.5km
13-14. v = 200m / 20s = 10m/s
15-16. t = 390km / 65km/hr = 6hr
17-18. v = 473km / 5.5hr = 86km/hr
19-20. d = 9.3m/s * 86s = 799.8m
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Answers & Comments
Answer:
11-12. 262.5km
13-14. 10m/s
15-16. 6hr
17-18. 86km/hr
19-20. 799.8m
Step-by-step explanation:
d = distance
v = velocity/speed
t = time
Formula for Distance: d = v * t
Formula for Velocity/Speed: v = d / t
Formula for Time: t = d / v
11-12. d = 75 km/hr * 3.5hr = 262.5km
13-14. v = 200m / 20s = 10m/s
15-16. t = 390km / 65km/hr = 6hr
17-18. v = 473km / 5.5hr = 86km/hr
19-20. d = 9.3m/s * 86s = 799.8m