The given formula is .
Where d=distance, r=rate(speed), t=time.
(Substitute )
(Multiply: )
Distance mi.
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.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=55c2c605bcdd2203b89205ebf3d67baa.png\")
(Substitute ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=2d6925eac3484508eed7f00cff7c7d5c.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=eb9df33515aaba7940d01315ee18b1a7.png\")
(Multiply: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=17bd9ab35624985312279ed130f95962.png\")
)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=eb9df33515aaba7940d01315ee18b1a7.png\")
mi.