Shabdkosh · ganit
Birthday problem
Kitne logon ke baad do logon ka birthday shayad same hoga, ya kitne spins ke baad koi number shayad repeat hoga. 37-pocket wheel par 8 spins hi aadhe se zyada chance ke liye kaafi hain.
Sandarbh mein
Isi liye results boards repeats se bhare hote hain: spins ke pairs ki ginti spins ki ginti se kahin tezi se badhti hai, aur koi bhi pair match ho sakta hai.
Kya aap jaante hain
365 birthdays ke saath jawab 23 log hai. Yeh problem aam taur par mathematician Richard von Mises ke naam, 1939 mein, di jaati hai.