document.write( "Question 902935: A ship 156 km away from the shore springs a leak, which admits 3.5 metric tons of water in 6.5 min, but the pumps throw out 15 metric tons of water in 1 hour.68 metric tons would suffice to sink the ship.find the averqge rate of sailing so that she may just reach the shore as she begins to sink. \n" ); document.write( "
Algebra.Com's Answer #547610 by richwmiller(17219)\"\" \"About 
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3.5/6.5=15/60
\n" ); document.write( "0.53846153846153846153846153846154 a minute
\n" ); document.write( "15/60=.25 every min
\n" ); document.write( "so it is filling at 0.28846153846153846153846153846154 a minute.
\n" ); document.write( "68/28846153846153846153846153846154=235.73 minutes to reach the limit which is almost 4 hours 3.9288888888888888888888888888889 hours
\n" ); document.write( "165 /3.9288888=39.7059 kmph
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