442,843 views
22 votes
22 votes
A spinner has 3 sides labeled A, B, and C. The spinner is spun twice, what is the probability of at least landing on one A.

User Mwengler
by
2.7k points

1 Answer

26 votes
26 votes

The probability of landing in A is:


(1)/(3)

Now, the probability of landing at least one time in A, for two spins is:


(1)/(3)+(1)/(3)=(2)/(3)

User Ralph Shillington
by
2.9k points