document.write( "Question 625499: If the cost of a cell phone has increased 200% during the past 10 years, does that correspond to a double in cost? \n" ); document.write( "

Algebra.Com's Answer #393584 by solver91311(24713) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( "200% is two times the original price -- but a 200% increase means you have to add 200% of the original price TO the original price, ergo a 200% increase is three times the price.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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