document.write( "Question 1078392: An old cell battery would last for 13 hours. The new battery lasts 29 percent longer. How long will the new battery last? \n" ); document.write( "
Algebra.Com's Answer #692917 by josgarithmetic(39630)\"\" \"About 
You can put this solution on YOUR website!
\"13%2B%2829%2F100%29%2A13\"\r
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\n" ); document.write( "\n" ); document.write( "\"16.77\"
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