document.write( "Question 996979: Linda and Dave leave simultaneously from the same point biking in opposite directions. Linda bukes at 6 mph and Dave bikes at 10 mph. How long will it be until they are 20 miles apart from eachother? \n" ); document.write( "
Algebra.Com's Answer #615229 by stanbon(75887)\"\" \"About 
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Linda and Dave leave simultaneously from the same point biking in opposite directions. Linda bikes at 6 mph and Dave bikes at 10 mph. How long will it be until they are 20 miles apart from each other?
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\n" ); document.write( "Their combined separating speed is 6+10 = 16 mph
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\n" ); document.write( "Ans: time = 20/(16) = 5/4 hr = 1 hr 15 minutes
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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