A plane is flying at 8200 meters above the sea. It drops a sonar beasucon to the ocean floor. The beacon falls 9650 meters. How deep is the ocean at this point?

Question

A plane is flying at 8200 m above the sea. It drops a beacon to the ocean floor. The beacon falls at 9650 m. How deep is the ocean at this point?

Answer 1

9650 - 8200 = 1450.

 

Ocean at that point is 1450 meters deep.