A scientist uses a submarine to study ocean life. She begins at sea level, which is an elevation of o feet. She descends 48.7

Question

A scientist uses a submarine to study ocean life.
She begins at sea level, which is an elevation of o feet.
She descends 48.7 feet.
She then rises 38.3 feet.
Next, she travels down a second time, 83.6 feet.
How many feet must she now ascend to get back to sea level?

Kunduz · Accepted Answer

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