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Chapter 1: Q20. (page 12)

DOLPHINS A dolphin swimming 24 feet below the ocean鈥檚 surface dives 18 feet straight down. How many feet below the ocean鈥檚 surface is the dolphin now?

Short Answer

Expert verified

The dolphin is 42 feet below the ocean鈥檚 surface.

Step by step solution

01

Step 1. Understand what is given.

Initial depth of the dolphin = 24 feet

The dolphin went 18 feet more straight down.

02

Step 2. Determine what to find.

We have to find the final depth of the dolphin.

03

Step 3. Calculation.

Total depth

= 24 feet + 18 feet

= (24 + 18) feet

= 42 feet

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