Question

The odds against an event are 1 : 3 and the odds in favor of another independent event are 2 : 5. Find the probability that one of the event will occur.Required to answer. Single choice.

(2 Points)

5/14

19/28

9/14

17/28

​

Answer 1

Answer:

Let

is the probability of the first event and

is the probability of the second event.<br> Then,

<br>

<br> Probability that at least one of the events will happen,

<br> As

and

are independent events,

.<br>

<br>

<br> So, required probability is