Ruth drives 25 mph for 1 hour, then she stops for 30 minutes.  Next, she drives further from home at 40 mph for 2 hours, stops for 30 minutes, then turns around and heads back home at 50 mph.  Use the distance time graph. 1.  Sketch a graph of Ruth's distance from her home 2.  Skecth a graph of Ruth's speed over time.

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