document.write( "Question 624200: Would you pls help me with this problem?
\n" ); document.write( "There are 52 white keys & 36 black keys on a standard piano. What is the probability that if a person did not look & hit the keyboard twice that she would first hit a white key & then a black key?
\n" ); document.write( "Pls, send me the steps because I want to be able to solve other similar exercises.
\n" ); document.write( " (This is the 2nd time that I am submitting this problem without receiving any answer, could anyone help pls.)
\n" ); document.write( "Thanks a lot \r
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Algebra.Com's Answer #392592 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( "There are 52 white keys & 36 black keys on a standard piano  in all...
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document.write( "person did not look & hit the keyboard twice...
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document.write( "P(White, then Black) =    \n" );
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