document.write( "Question 1117425: If a man travels p hours at an average rate of q miles per hour and then r hours at an average rate of s miles per hour, what is his overall average rate of speed?
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\n" ); document.write( "B) (q+s)/2
\n" ); document.write( "C) (q+s)/(p+r)
\n" ); document.write( "D) p/q + r/s
\n" ); document.write( "E) p/s + r/q \n" ); document.write( "

Algebra.Com's Answer #732497 by ikleyn(52776) $\"\"$ $\"About$

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document.write( "The total distance he traveled  was  p*q + r*s.\r\n" );
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document.write( "The total time he spent was p+r.\r\n" );
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document.write( "Therefore, the average rate of speed for full travel was   = .\r\n" );
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document.write( "Option A).\r\n" );
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