Please help!! 20 POINTS
1 answer:
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Answer:
18%
Step-by-step explanation:
Percent change can be found using the following formula:
Original represents the initial cost where new represents the new cost. We multiply the answer by 100 to get the percentage:
= 18%
A standard deck of cards has 52 cards. Half of the deck has red cards and half has black cards. So the first probability would be 26/52, or 1/2 (simplified, it's half the deck).
Then you put the card back and choose a 3. There are 4 cards with the number 3 in the deck. So it's 4/52.
Then you multiply both the probabilities
26/52 x 4/52 =
= 1/26
Then you put the card back and choose a 3. There are 4 cards with the number 3 in the deck. So it's 4/52.
Then you multiply both the probabilities
26/52 x 4/52 =