Answer:
D=90 METERS
T=SECONDS
S=4.5 M/S
1.
D=600 KM
T=5 HOURS
S= 120 KM/HR
2.
D=15 KM
T=2.142 HRS/S
S=7.6 METERS PER SECOND
3.
D=90 METERS
S=2 HOURS
T=45.0 s
4.
D=139.0 METERS
T=10.692 SECOND
S=13.0 M/S
Step-by-step explanation:
I hope this is help(•‿•)