document.write( "Question 1133052: 2.1 Twelve Ketchup cans, all of the same size have lost their labels. It is known that 7 contain tomatoes and remaining contain corn. If 5 cans selected at random. What is the probability that 12- Marks
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document.write( "i-All contain tomatoes ii-Five or more contain tomatoes iii-Exactly three contain tomatoes’
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Algebra.Com's Answer #750228 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! all contain tomatoes \n" ); document.write( "(7/12)(6/11)(5/10)(4/9)(3/8)=2520/95040 \n" ); document.write( "or 7C5/12C5 \n" ); document.write( "=0.0265\r \n" ); document.write( "\n" ); document.write( "5 or more \n" ); document.write( "6 would be the above (not rounded)*2/7=0.0076 \n" ); document.write( "7 would be that*1/6=0.0013 \n" ); document.write( "That sum is 0.0354\r \n" ); document.write( "\n" ); document.write( "Exactly 3 is 10 (5C3)(7/12)(6/11)(5/10)(5/9)(4/8)=0.4419 \n" ); document.write( "or 7C3*5C2/12C5 \n" ); document.write( " \n" ); document.write( " |