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Mathematics, 17.03.2020 03:13 dwilburn01

A seismic wave is traveling through the earth at an average rate of speed of 8km/s. How long will it take the wave to travel 480km?

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the radius is 2 times the diameter.

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A seismic wave is traveling through the earth at an average rate of speed of 8km/s. How long will it...
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