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I 3) At 10:30 am, a submarine was 43 feet below the ocean surface. By 10:45 am, it was 271 feet below the surface. How much did it descend in that 15 minutes?​

User Maoritzio
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Answer: 228 Feet

Step-by-step explanation: 271 feet - 43 feet = 228 feet descended.

User Tivoni
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