You may be interested to know that there are 0.6213711192 miles in one kilometer. Thank goodness that is a number that we don't need to know too often!
http://answers.ask.com/Reference/Other/how_many_mi...

300 kilometer = 186.41135767 miles. I hope this answers your questions, text
http://www.chacha.com/question/howmanymilesare...

1. Calculate the number of miles multiplied by 1.609344 kilometers per mile to convert to kilometers. For example, if you drive 50 miles, multiply 50 by 1.609344 to get 80.47 kilometers
http://www.ehow.com/how_8120473_changemilekilome...
