3 years ago

A dolphin is swimming 20 feet below the surface. It descends another 10 feet before rising 2

Mathematics

1 answer:

andrezito [222]3 years ago

8 0

Answer:

28 feet

Step-by-step explanation:

20 + 10 = 30 - 2 = 28 feet

The dolphin is 20 feet below the surface, goes down another 10 feet, so 30 feet below the surface, and raises two feet, so 28 feet below the surface.

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