document.write( "Question 1165855: Suppose a certain traffic light shows a red light for 41 seconds, a green light for 45 seconds, and a yellow light for 5 seconds.\r
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document.write( "If you look at this light at a randomly chosen instant, what is the probability that you see a red or yellow light? \n" );
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Algebra.Com's Answer #790331 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! the cycle is 91 seconds \n" ); document.write( "red or yellow occurs for 46 seconds \n" ); document.write( "probability of either of those is 46/91 \n" ); document.write( " |