document.write( "Question 906324: A pilot flew a jet from City A to City B, a distance of 1900 mi. On the return trip, the average speed was 20% faster than the outbound speed. The round-trip took 7 h 20 min. What was the speed from City A to City B? \n" ); document.write( "
Algebra.Com's Answer #549789 by richwmiller(17219)\"\" \"About 
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r*t=d
\n" ); document.write( "x+y=7 1/3,
\n" ); document.write( "r*x=1900,
\n" ); document.write( "(1.2*r)*y=1900
\n" ); document.write( "r=475., x=4., y=3 1/3\r
\n" ); document.write( "\n" ); document.write( "1.2*475=570\r
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