document.write( "Question 874933: A box contains 3 coins: one coin with two sides-head & tail, one coin two headed and one coin with probability of heads is 1/3. A coin is selected at random and tossed. Find the probability that head appears. \n" ); document.write( "

Algebra.Com's Answer #527897 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "3coins: 2*3 = 6 possible outcomes
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document.write( " P(head) = (1st coin  2nd coin   3rd coin
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document.write( "                  (  1H       + 2H    + (1 + 0 + 0)H)/6 = 4/6 = 2/3
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