papobeam papobeam

22-03-2021
Mathematics

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An air plane flies in in a straight line between two cities that are separated by 840 km if it takes 4 hours for the plane to make up the trip what is the average speed

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reeserl reeserl

22-03-2021

Answer:

210 km/h

Step-by-step explanation:

d = rt

840 = 4r

r = 210 km/h

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