# mathematics

From an elevation of 0.5 m below the surface of the water, a swimmer dives at a rate of 0.25 m/s. What is the depth of the swimmer after 4 minutes?

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1. From an elevation of 0.5 m below the surface of the water, a swimmer dives at a rate of 0.25 m/s. What is the function rule for the swimmer's depth, d, and time, t?

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2. .5 + .25(4*60) = final depth

4 * 60 = time in seconds

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