Question 1182461: A special deck of cards has 6 red cards, and 5 black cards.
The red cards are numbered 1,2,3,4,5, and 6.
The black cards are numbered 1,2,3,4, and 5.
The cards are well shuffled and you randomly draw one card.
R= card drawn in red
E= card drawn is an even number
a. How many elements are there in the sample space?
b. P(E)=
Round to two decimals
c. P(E)=
Round to two decimals
Found 2 solutions by greenestamps, ikleyn:
Answer by greenestamps(13200)   (Show Source):
You can put this solution on YOUR website!
a. The total number of cards
b. The number of cards with even numbers, divided by the total number of cards
c. ?? Same question as b. Was this supposed to be something different?
Answer by ikleyn(52787)  (Show Source):
You can put this solution on YOUR website! .
A special deck of cards has 6 red cards, and 5 black cards.
The red cards are numbered 1,2,3,4,5, and 6.
The black cards are numbered 1,2,3,4, and 5.
The cards are well shuffled and you randomly draw one card.
R= card drawn in red
E= card drawn is an even number
a. How many elements are there in the sample space?
b. P(E)=
Round to two decimals
c. P(E)=
Round to two decimals
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
(b) P(E) =  =  = 0.45 (rounded). ANSWER
Explanation.
There are 3 + 2 = 5 cards with even numbers (favorable cards) and 6+5 = 11 cards, in total.
Solved.
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Notice that your questions (b) and (c) are IDENTICAL --- which does not seem to be correct.
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