Mathematics, 27.09.2020 15:01, Lovebamagirl12

A scientist uses a submarine to study ocean life. • She begins at sea level, which is an elevation of o feet.
She travels down 31.6 feet.
• She then ascends 19.2 feet.
Next, she travels down a second time, 89.5 feet.
How many feet must she now ascend to get back to sea level?

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