document.write( "Question 466071: Of the coffee makers sold in a appliance store, 3.0% have either a faulty switch or a defective cord, 2.4% have a faulty switch, and 0.3% have both defects. What percent of the coffee makers will have a defective cord? \n" ); document.write( "
Algebra.Com's Answer #319538 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Of the coffee makers sold in a appliance store, 3.0% have either a faulty switch or a defective cord, 2.4% have a faulty switch, and 0.3% have both defects. What percent of the coffee makers will have a defective cord? \n" ); document.write( "--- \n" ); document.write( "P(a or b) = P(a)+P(b)-P(a and b) \n" ); document.write( "---- \n" ); document.write( "0.03 = P(dc) + 0.024 - 0.003 \n" ); document.write( "--- \n" ); document.write( "P(dc) = 0.03-0.024+0.003 \n" ); document.write( "--- \n" ); document.write( "P(dc) = 0.006 + 0.003 \n" ); document.write( "--- \n" ); document.write( "P(defective cord) = 0.009 or 0.9% \n" ); document.write( "======================================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "======================================= \n" ); document.write( " |