Calculate how far must the faster car travel

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Two cars travel in the same direction along a straight highway, one at a constant speed of 55 mi/h and the other at 70 mi/h.

(a) Assuming they start at the same point, how much sooner does the faster car arrive at a destination 6 mi away? min

(b) How far must the faster car travel before it has a 15-min lead on the slower car?

Reference no: EM13285196

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