Asked by Kyle
Melissa has 10 coins in her pocket.
2 quarters
3 dimes
4 nickel
1 penny
What is the theoretical probability of pulling a quarter out of your pocket, putting it back, then pulling out a penn?
My answer is 1/50
Also what is the theoretical probability of pulling a nickel out of your pocket, spending it, than pulling the penny out of your pocket?
My answer is 1/45
2 quarters
3 dimes
4 nickel
1 penny
What is the theoretical probability of pulling a quarter out of your pocket, putting it back, then pulling out a penn?
My answer is 1/50
Also what is the theoretical probability of pulling a nickel out of your pocket, spending it, than pulling the penny out of your pocket?
My answer is 1/45
Answers
Answered by
Reiny
Your first answer is correct.
the second:
prob(nickel, then penny)
= (4/10)(1/9)
= 4/90
= 2/45
the second:
prob(nickel, then penny)
= (4/10)(1/9)
= 4/90
= 2/45
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.