document.write( "Question 1169971: Rachel purchased a prepaid phone card for $15. Long-distance calls cost 6 cents a minute using this card. Rachel used her card only once to make a long-distance call. If the remaining credit on her card is $12.42, how many minutes did her call last?
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Algebra.Com's Answer #795877 by math_helper(2461)\"\" \"About 
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(15-12.42)/0.06 \r
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