Find the probability of winning a lottery with the following rule:

Select the four winning numbers from 1,2,…,33 ( in any order, no repeats)

P(winning)=_____?

### 3 Answers

33 C 4 =

33

*32*31*30 / (1*2*3*4) = 40,920So the chances are 1 in 40920

P = 4/33

*3/32*2/31 * 1/30There are 4 winning balls when all 33 are present, etc

Find the probability of winning a lottery with the following rule:

Select the six winning numbers from 1, 2, . . . , 43