Mathematics
Mathematics, 09.10.2019 16:00, Andjew

Ablue whale makes a call underwater at the same time as an elephant calls on land. how long will it take each of these sounds to travel 3 km? show your work.
air 340 m/s
ocean 1500 m/s

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Ablue whale makes a call underwater at the same time as an elephant calls on land. how long will it...

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