document.write( "Question 634787: If we randomly select 2 diskettes, one after the other , from a box containing a diskettes of which 3 are unformatted,\r
\n" ); document.write( "\n" ); document.write( "a. What is the probability that both of them will be unformatted?
\n" ); document.write( "b. What is the probability that both of them will be formatted?
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Algebra.Com's Answer #399945 by ewatrrr(24785)\"\" \"About 
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\n" ); document.write( "Hi,
\n" ); document.write( "box containing \"highlight%28a%29\" diskettes of which 3 are unformatted,
\n" ); document.write( "randomly select 2 diskettes, one after the other
\n" ); document.write( "with replacement:
\n" ); document.write( "P (both unformatted) = \"%283%2Fa%29%283%2Fa%29\"
\n" ); document.write( "P (both formatted) = \"%28%28a-3%29%2Fa%29%28%28a-3%29%2Fa%29\"
\n" ); document.write( "without replacement:
\n" ); document.write( "P (both unformatted) = \"%283%2Fa%29%282%2F%28a-1%29%29\"
\n" ); document.write( "P (both formatted) = \"%28%28a-3%29%2Fa%29%28%28a-4%29%2F%28a-1%29%29\" \n" ); document.write( "
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