document.write( "Question 333908: 60=[400/(1+r)^3] \n" ); document.write( "

Algebra.Com's Answer #239255 by stanbon(75887) $\"\"$ $\"About$

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60=[400/(1+r)^3]
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\n" ); document.write( "(1+r)^3 = 400/60
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\n" ); document.write( "(1+r)^3 = 20/3
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\n" ); document.write( "1+r = (20/3)^(1/3)
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\n" ); document.write( "r = (20/3)^(1/3) - 1
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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