Answer:whatever the first number was times 2
Step-by-step explanation:
18.5-0.5= 18
18/3= 6
So r=6
Answer: C) 688 km
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Work Shown:
k = 1.6d
k = 1.6*430
k = 688
430 miles is roughly equivalent to 688 km.
More accurately, 430 miles = 692.01792 km, so this approximation isn't too far off.
See the photo attached below, answer is D