Sharp EL-5230 - Manual (Page 116)

114
The state lottery
Example
The state you live in has two different numbers lotteries. In the first, you
must pick 6 numbers between 1 and 50 in any order. In the second, you
have to pick 5 numbers between 1 and 35, but you must pick them in the
correct order. Which lottery gives you the better chance of winning?
In the first lottery, your chances of winning with one ticket are one in 50 C 6 :
1. Press b 0 50 @ N 6 e.
Your chances of winning the second lottery with one ticket are one in
35 P 5 :
2. Press 35 @ e 5 e.
Result
■ Your chances are better in the first lottery.
Chapter 8: Application Examples
0.
50З6=
15890700.
15890700.
35∏5=
38955840.