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sedangkan 315km untuk 7jam
t = 8 jam
ditanya:
jarak ketika t = 15 jam dan waktu untuk 315 km?
jawab:
v = s/t
v = 360/8
v = 45 km/jam
s ketika t= 15 jam
v= s/t
45 = s/15
s =675 km
t ketika s = 315 km
v = s/t
45 = 315/ t
t = 315/45
t = 7 jam