document.write( "Question 1194691: A rectangular trough is 10 ft. long and 3 ft wide. Find how fast the surface
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Algebra.Com's Answer #826936 by ikleyn(52787) $\"\"$ $\"About$

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\n" ); document.write( "A rectangular trough is 10 ft. long and 3 ft wide.
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document.write( "To find the rate of increasing water level in the trough,\r\n" );
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document.write( "divide the inflow rate of 12 cu.ft by the area of the through 10*3 = 30 sq.ft.\r\n" );
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document.write( "You will get the answer\r\n" );
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document.write( "    the rate of increasing water level in the trough =  =  ft/minute = 0.4 ft/minute.\r\n" );
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