You draw a card from a deck. if you get a red card, you win nothing. if you get a spade, you win $5. for any club, you win $10 plus an extra $15 for the ace of clubs. find the standard deviation of the amount you might win drawing a card.

a) The probability is the number of favorable outcomes divided by the number of possible outcomes. There are 52 cards in a deck.

Step-by-step explanation

hope this helps.

(a) the volume of the cone is 20/3 in3

hence, option a is correct.

1.3

step-by-step explanation:

3x2=6   9x+6

bring down the 6 on both sides

6+6=12

12= 9x

divide by 9

12/9 =

1.3 =x