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Physics, 12.12.2019 18:31 butt1562

Dana is on a train traveling at a speed of 20 km/h. dana walks from the front of the train to the back of the train at a speed of 4 km/h. what is dana’s speed relative to the ground?

a.) 20 km/h
b.) 12 km/h
c.) 16 km/h
d.) 24 km/h

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