document.write( "Question 1037896: A submarine can withstand 300 pounds per square inch of sea pressure before buckling.
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Algebra.Com's Answer #652560 by ikleyn(52847) $\"\"$ $\"About$

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\n" ); document.write( "A submarine can withstand 300 pounds per square inch of sea pressure before buckling.
\n" ); document.write( "If sea pressure increases by 40 pounds per square inch for every 100 feet of depth, how deep can the submarine go
\n" ); document.write( "if it wants to maintain 20% margin of safety?
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document.write( "20% margin of pressure gives you an admittable pressure of\r\n" );
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document.write( "300 - 300*0.2 = 260 pounds per square inch.\r\n" );
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document.write( "The determine the depth x (in feet) from the proportion\r\n" );
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document.write( "x = .\r\n" );
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document.write( "Please calculate it yourself.\r\n" );
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