document.write( "Question 921162: A boat can cruise at 25 mph in still water
\n" ); document.write( "What is its cruising speed upstream against a current of 7 mph?
\n" ); document.write( " What is its cruising speed downstream with a current of 7 mph?
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Algebra.Com's Answer #558750 by srinivas.g(540)\"\" \"About 
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speed of boat in still water = 25 mph
\n" ); document.write( " speed of current = 7 mph
\n" ); document.write( " speed of boat upstream against a current of 7 mph = 25-7 = 18 mph
\n" ); document.write( " speed of boat downstream with current of 7mph = 25+7 = 32 mph
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