Posted by CLAUDIA on Sunday, September 12, 2010 at 10:28pm.
The distance between them decreases at a rate of 190 km/h. The time required to reduce the spacing from 8.5 km to 0 is:
8.5 km/(190 km/h)= 0.04474 h = 2.68 minutes = 2 minutes and 41 seconds
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