document.write( "Question 1157565: A roulette wheel has 38 numbers. You spin the wheel and if the ball lands on the number you picked, you win. If your number comes up, you gain $20.00. If your number does not come up, you lose $2.00.
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Algebra.Com's Answer #780472 by ikleyn(52908) $\"\"$ $\"About$

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document.write( "The expected value is   -  =  =  -  = -  = -1.42 dollars.     ANSWER\r\n" );
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