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A scientist uses a submarine to study ocean life. She begins at sea level, which is an elevation of 0 feet. She descends 21.4 feet. She then travels directly up 5.8 feet. Next, she descends a second time, 36.2 feet. How many feet must she now rise to get back to sea level?

User Maxxer
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she would need to rise about 51.8 feet
User Yash Vekaria
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