tag:blogger.com,1999:blog-15628310.post4476843167236213752..comments2023-09-29T03:58:57.784-04:00Comments on Question of the day: How Did You Know There Were Fifty Coins?Anonymoushttp://www.blogger.com/profile/18153935609499338685noreply@blogger.comBlogger3125tag:blogger.com,1999:blog-15628310.post-58133610523919024122010-02-03T09:52:25.944-05:002010-02-03T09:52:25.944-05:00Which means, between the two of you, you figured o...Which means, between the two of you, you figured out the two different ways you can get $1 out of 50 coins. <br /><br />Since we have no indication of which of the two Mary had, the chances are even it was either. That means the probability of the coin being a penny is 85%.Anonymoushttps://www.blogger.com/profile/18153935609499338685noreply@blogger.comtag:blogger.com,1999:blog-15628310.post-34279098131614378172010-02-02T13:52:20.667-05:002010-02-02T13:52:20.667-05:00hmmmm.... I got 90%, because of 45 pennies, 1 quar...hmmmm.... I got 90%, because of 45 pennies, 1 quarter, 2 nickels and 2 dimes.Jolsonhttps://www.blogger.com/profile/10248500941290864096noreply@blogger.comtag:blogger.com,1999:blog-15628310.post-65905114946824281412010-02-02T12:13:35.674-05:002010-02-02T12:13:35.674-05:0040 pennies
8 nickels
2 dimes
80 % probability tha...40 pennies <br />8 nickels<br />2 dimes<br />80 % probability that the dropped coin is a penny<br /><br />Donnie scharm@ureach.comUnknownhttps://www.blogger.com/profile/03722716205957506207noreply@blogger.com