document.write( "Question 472393: Help!
\n" ); document.write( "A child has nine cards numbered 1 through 9. The child places three cards in a row to form a three-digit number. Find the probability that the number is larger than 700. (to three decimal places.)
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Algebra.Com's Answer #323878 by sudhanshu_kmr(1152)\"\" \"About 
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\n" ); document.write( "total possible numbers = 9*8*7 = 504\r
\n" ); document.write( "\n" ); document.write( "total number greater than 700 = 3*8*7 = 168\r
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\n" ); document.write( "\n" ); document.write( "required probability = 168/504 = 0.333 (approx)\r
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