document.write( "Question 615839: 1.A person selects a card from a standard deck. If the card is red, she must pay $1. If it is a black card between 2 and 10, she wins 50 cents. If is a black picture card, she wins $2. If it is a black ace she wins $5. What is the expected value of her gain or loss from the game? \n" ); document.write( "

Algebra.Com's Answer #387327 by solver91311(24713) $\"\"$ $\"About$

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is the probability of a red card. Since half of the cards are red,

. Red card outcome:

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is the probability of a black number card: There are 18 black cards numbered 2 through 9 out of 52 cards.

. Black number outcome:

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is the probability of a black face card: There are 6 black face cards out of 52 cards.

. Black face outcome:

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is the probability of a black ace: There are 2 black aces out of 52 cards.

. Black ace outcome

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\n" ); document.write( "\n" ); document.write( "Multiply each probability by the associated outcome value, then add up the expected values of each outcome. Add 'em up.\r
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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