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Answer :

Answer:

1.6mph

Step-by-step explanation:

speed = distance / time

speed = 4/5 / 0.5

speed = 1.6

Answer:

8/5 mph or 1 3/5 mph

Step-by-step explanation:

speed = distance/time

speed = (4/5 miles) / (1/2 hour)

speed = 4/5 ÷ 1/2 mph

speed = 4/5 × 2/1 mph

speed = 8/5 mph

Answer: 8/5 mph or 1 3/5 mph