If it takes 5 hours at a speed of 80 km/h to drive a fixed distance, what speed is required to do the same trip in 4 hours?
1 answer:
Answer:
100 km/h
Step-by-step explanation:
Distance = Speed * Time
Let x be the distance:
x = 80 * 5
x = 400 km
400 / 4 = 100 km/h
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