Julie drives 100 mi to Grandmother's house. On the way to Grandmother's, Julie drives half the distance at 30 mph and half the distance at 65 mph. What is Julie's average speed on the way to Grandmother's house?

Question

Julie drives 100 mi to Grandmother's house. On the way to Grandmother's, Julie drives half the distance at 30 mph and half the distance at 65 mph.  What is Julie's average speed on the way to Grandmother's house?

goformit100 · Answer

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