Originally Posted By: tanstaafl.
For instance, if I had gotten 25 MPG on the out leg, and 40 MPG overall, your averaging method would have had considerable error.

I'm sorry, my math must be really off, but how is the answer to this one not 55 MPG? Isn't the total distance the key? If the distance there and back was the same, wouldn't Bruno's math work?
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Matt