5. Two people are standing at the entrance to an elevator. At the same time as...

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5. Two people are standing at the entrance to an elevator. At the same time as one person starts walking away from the elevator at a rate of 2 ft/s, the other person rides the elevator up at a rate of 3 ft/s. At what rate is the distance between the two people changing 4 seconds later? Interpret your answer. 5. Two people are standing at the entrance to an elevator. At the same time as one person starts walking away from the elevator at a rate of 2 ft/s, the other person rides the elevator up at a rate of 3 ft/s. At what rate is the distance between the two people changing 4 seconds later? Interpret your answer.