document.write( "Question 1192969: Gerald can row 52 kilometers in 4 hours. Returning upstream, it takes 8 hours to complete the trip. Find his rate in still water and the rate of the current. \n" ); document.write( "
Algebra.Com's Answer #824914 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
-------------------------------------------
\n" ); document.write( "Gerald can row 52 kilometers in 4 hours.
\n" ); document.write( "-------------------------------------------\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "In the presence of river current, or in absence of it?\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "--------------
\n" ); document.write( "--------------
\n" ); document.write( "Gerald can row (?) 52 kilometers in 4 hours. Returning upstream, it takes 8 hours to complete the trip.
\n" ); document.write( "-------------
\n" ); document.write( "-------------\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Gerald rows, if still-water, at 13 kilometers per hour.
\n" ); document.write( "
\n" );