Compute each part of given questionquestion a motorboat, Ask an Expert

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Compute each part of given question:

Question: A motorboat traveling on a straight course slows uniformly from 55km/h to 40km/h in a distance of 45m.

Part A: What is the magnitude of the boat's acceleration?

Part B: What is the direction of the boat's acceleration?

I need help to determine the magnitude of the boat's acceleration.

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