document.write( "Question 286607: The probability of a table-tennis ball being defective is 1/10. About how many balls would be defective in a case of 725 table-tennis balls \n" ); document.write( "
Algebra.Com's Answer #207949 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! The probability of a table-tennis ball being defective is 1/10. About how many balls would be defective in a case of 725 table-tennis balls \n" ); document.write( "--- \n" ); document.write( "average # = np = 725(1/10) = 72.5 \n" ); document.write( "===================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |