Expected time to get all four unique coupons
23657
How often do you have to roll a 6-sided die to obtain every number at least once?
83533
Using the expression "the same" for a previously mentioned item
125931
When should I be taking the time to identify items, and which items should I not bother with?
12926
number of ways to make $2.00
53126
Probability of collecting all 5 buying 7 chocolates
64614
Epic badge received too early?
70186
Coupon collector problem for collecting set k times.
154056
Length of time before reconsidering feature requests
28508
What's the General Expression For Probability of a Failed Gift Exchange Draw
39601
Best practice: card expiry date on checkout
33087
How does the four card limit work?
48653
Probability of success on third and fourth trials?
29777
What types of dates are these?
131660
Ex-dividend date: How long do I have to hold a stock in order to get the next dividend?
1365
Can we have the "50 more" link return items of the same type, please?
84972
Expected number of rolls to get all sixes
35226
No simple group of order $1,000,000$